发布求助
文献互助 智能选刊 最新文献

Food additives & contaminants. Part B, Surveillance最新文献

筛选
英文 中文
Heavy metals concentration and human health risk assessment in selected shrimp species of Pakistan.
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-06 DOI: 10.1080/19393210.2024.2434678
Alveena Draz, Muhammad Asghar Qazi, Talib Hussain, Owais Ahmad, Muhammad Mahd Nazir, Muhammad Bilal Bhatti, Nimra Hussain, Shahid Sherzada
{"title":"Heavy metals concentration and human health risk assessment in selected shrimp species of Pakistan.","authors":"Alveena Draz, Muhammad Asghar Qazi, Talib Hussain, Owais Ahmad, Muhammad Mahd Nazir, Muhammad Bilal Bhatti, Nimra Hussain, Shahid Sherzada","doi":"10.1080/19393210.2024.2434678","DOIUrl":"https://doi.org/10.1080/19393210.2024.2434678","url":null,"abstract":"<p><p>Heavy metal pollution in marine organisms poses a significant threat to both ecosystems and human health. Dumping untreated sewage into the sea pollutes coastal waters with toxic metals. This study examined the levels of chromium (Cr), lead (Pb), nickel (Ni), mercury (Hg), arsenic (As) and copper (Cu) in three shrimp species of genus <i>Penaeus</i> i.e. <i>Penaeus merguiensis</i>, <i>Penaeus monodon</i>, and <i>Penaeus indicus</i>. The findings revealed that the average levels of arsenic, lead, and mercury were considerably higher than the legislative limits. Furthermore, chromium and lead levels remained consistent across shrimp species, while other metals exhibited significant variation. Additionally, THQ and HI values were below the limit of 1, indicating low health risks from consuming shrimp species from this area. However, sustained monitoring and research are essential to protect consumer health and ensure long-term sustainability of seafood resources.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"1-8"},"PeriodicalIF":2.5,"publicationDate":"2024-12-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142784774","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Risk assessment of antibiotic residues in raw cow's milk in Bangladesh.
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-03 DOI: 10.1080/19393210.2024.2433945
Asma Rahman, Farhana Rinky, Afrina Rahman, Sharmin Nahar Mousume, Rajib Das, Tasnuva Sharmin, Mahadi Hasan Sohag, Md Latiful Bari
{"title":"Risk assessment of antibiotic residues in raw cow's milk in Bangladesh.","authors":"Asma Rahman, Farhana Rinky, Afrina Rahman, Sharmin Nahar Mousume, Rajib Das, Tasnuva Sharmin, Mahadi Hasan Sohag, Md Latiful Bari","doi":"10.1080/19393210.2024.2433945","DOIUrl":"https://doi.org/10.1080/19393210.2024.2433945","url":null,"abstract":"<p><p>This study evaluated the presence of residual levels of commonly utilised antibiotics, including oxytetracycline (tetracyclines), ciprofloxacin, enrofloxacin, and levofloxacin (fluoroquinolones), in milk samples. Fifty raw milk samples were collected from five farms in Keraniganj, Dhaka. A validated RP-HPLC method was applied to detect and quantify antibiotic residues, demonstrating good linearity with coefficients ranging from 0.999 to 1.0 in the concentration range of 1.25-15.00 µg/mL. The study revealed that oxytetracycline was detected in 90% of the samples, followed by levofloxacin (66%), enrofloxacin (64%), and ciprofloxacin (62%). One farm showed the highest antibiotic prevalence, with oxytetracycline in all samples and levofloxacin, enrofloxacin, and ciprofloxacin in 80% of the samples. About 30% of the oxytetracycline-positive samples exceeded the MRL, while none surpassed the MRL for enrofloxacin and ciprofloxacin. Calculated human health risks appeared to be low, but children might face potential risks due to prolonged exposure.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"1-12"},"PeriodicalIF":2.5,"publicationDate":"2024-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142767652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Screening the quality of legal and illegal dietary supplements by LC-MS/MS. 利用 LC-MS/MS 筛选合法和非法膳食补充剂的质量。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-01 Epub Date: 2024-08-06 DOI: 10.1080/19393210.2024.2382221
Krzysztof Adam Stępień, Agnieszka Kalicka, Joanna Giebułtowicz
{"title":"Screening the quality of legal and illegal dietary supplements by LC-MS/MS.","authors":"Krzysztof Adam Stępień, Agnieszka Kalicka, Joanna Giebułtowicz","doi":"10.1080/19393210.2024.2382221","DOIUrl":"10.1080/19393210.2024.2382221","url":null,"abstract":"<p><p>Dietary supplements are widely consumed. However, the lack of mandatory testing results in limited data on their quality, particularly in Eastern Europe. In this study, 21 legally registered and 9 illegal supplements, seized from an underground facility by the Polish Police, were examined. Contaminants were screened by utilising high-performance liquid chromatography coupled with untargeted mass spectrometry. The analysis identified 32 contaminants in the 30 dietary supplements examined. Untargeted analysis revealed a concerning issue: the intentional adulteration of both legal and illegal supplements with pharmacologically active substances that are prohibited in this category of products. This study indicated that many dietary supplements are of low quality due to deliberate adulteration or inadequate manufacturing conditions. The presence of unregistered or unapproved substances in these supplements poses serious health risks. Strong legal regulations are essential to address this issue effectively.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"328-341"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141893227","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pesticides in fish from the Uruguay River and markets in Argentina and health risk assessment. 乌拉圭河和阿根廷市场鱼类中的农药及健康风险评估。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-01 Epub Date: 2024-08-06 DOI: 10.1080/19393210.2024.2380706
Julieta Belén Maldonado, Lucas Matías Page, Celia Williman, Carlos Andrés Fernández, Silvia Liliana Resnik, María Belén Medina, Martín Sebastián Munitz
{"title":"Pesticides in fish from the Uruguay River and markets in Argentina and health risk assessment.","authors":"Julieta Belén Maldonado, Lucas Matías Page, Celia Williman, Carlos Andrés Fernández, Silvia Liliana Resnik, María Belén Medina, Martín Sebastián Munitz","doi":"10.1080/19393210.2024.2380706","DOIUrl":"10.1080/19393210.2024.2380706","url":null,"abstract":"<p><p>Organochlorine, organophosphate, triazole, and strobilurin pesticides were determined in fish samples. Relative standard deviations lower than 9.3% were obtained for organochlorine pesticides and 10.8% for other pesticides. Accuracy ranged from 73% to 119% for organochlorine pesticides and 80.4% to 116% for organophosphate, triazole, and strobilurin pesticides. A total of 28 pesticides were analysed and 7 of them were detected (exceeding 10 µg/kg) in some samples, with the highest concentration recorded at 68.5 µg/kg, corresponding to heptachlor epoxide A. The pesticide most frequently detected was β HCH, found in 30 of the 100 analysed samples. Hazard Quotient values were estimated for men, women, and children. These values exceeded 1 for heptachlor epoxide in women and children, as well as for endrin in children. These findings emphasise the need for stricter controls to reduce fish contamination and mitigate health risks.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"319-327"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141893226","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Residues of veterinary drugs and heavy metal contamination in livestock and poultry meat from Hunan Province, China. 中国湖南省畜禽肉中的兽药残留和重金属污染。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-01 Epub Date: 2024-08-18 DOI: 10.1080/19393210.2024.2387708
Ying Yu, Jun Xiang, Zongwu Meng, Kermue Vasco Jarnda, Qi Liu, Ping Ding
{"title":"Residues of veterinary drugs and heavy metal contamination in livestock and poultry meat from Hunan Province, China.","authors":"Ying Yu, Jun Xiang, Zongwu Meng, Kermue Vasco Jarnda, Qi Liu, Ping Ding","doi":"10.1080/19393210.2024.2387708","DOIUrl":"10.1080/19393210.2024.2387708","url":null,"abstract":"<p><p>Livestock and poultry meat consumption play an important role in the dietary structure of Chinese residents. However, the extent of residues of veterinary drugs and heavy metal contamination in livestock and poultry meat and their by-products within Hunan province is not extensively studied. This survey aimed to fill this gap by assessing the presence of 76 veterinary drug residues in Hunan province. Additionally, heavy metals in pork and pig liver were also assessed. The obtained findings suggest that residues of veterinary drugs are still present in livestock and poultry meat, as well as their by-products, within Hunan province. However, the contamination of heavy metals remained within the food safety limits. These results underscore the significance of establishing more refined criteria for assessing human exposure, taking into account factors such as consumption patterns, product varieties and chemical compounds of interest.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"360-370"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141999706","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Heavy metals and trace elements in milk and dairy products in the Lazio region (Central Italy). 拉齐奥地区（意大利中部）牛奶和乳制品中的重金属和微量元素。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-01 Epub Date: 2024-08-18 DOI: 10.1080/19393210.2024.2389423
Sabrina Battisti, Paola Scaramozzino, Daniela Delfino, Barbara Droghei, Alessandro Ubaldi, Marcello Giovanni Sala, Katia Russo, Bruno Neri
{"title":"Heavy metals and trace elements in milk and dairy products in the Lazio region (Central Italy).","authors":"Sabrina Battisti, Paola Scaramozzino, Daniela Delfino, Barbara Droghei, Alessandro Ubaldi, Marcello Giovanni Sala, Katia Russo, Bruno Neri","doi":"10.1080/19393210.2024.2389423","DOIUrl":"10.1080/19393210.2024.2389423","url":null,"abstract":"<p><p>A study was carried out to determine the concentration of heavy metals and trace elements in milk and dairy products collected from local farms, supermarkets, or food retailers in the region of Lazio (Central Italy). Persistent exposure to metal contamination is of particular concern for human health, as it can cause different serious disorders. The monitoring of the matrices studied is therefore important, given their high consumption in the daily diet. The elements determined by ICP-MS (Inductively Coupled Plasma - Mass Spectrometry) were lead (Pb), arsenic (As), mercury (Hg), cadmium (Cd), chromium (Cr), nickel (Ni), molybdenum (Mo) and thallium (Tl), for a total of 151 measurements in 98 samples. The results showed that 11.3% of the measurements were quantifiable but below the legal maximum limits (MLs) set by EU regulations. The data obtained may be useful for dietary exposure information, inter-regional comparisons and for planning regional surveillance strategies.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"371-380"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141999705","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Aflatoxins in dried chilli products in Gansu Province and health risk. 甘肃省干辣椒产品中的黄曲霉毒素及其健康风险。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-01 Epub Date: 2024-09-04 DOI: 10.1080/19393210.2024.2386281
Yongjun Li, Haiying Yu, Deng Liu, Shan Luo, Xiangna Gao, Lin Zhang, Jianyun Sun
{"title":"Aflatoxins in dried chilli products in Gansu Province and health risk.","authors":"Yongjun Li, Haiying Yu, Deng Liu, Shan Luo, Xiangna Gao, Lin Zhang, Jianyun Sun","doi":"10.1080/19393210.2024.2386281","DOIUrl":"10.1080/19393210.2024.2386281","url":null,"abstract":"<p><p>In order to understand the status of aflatoxin contamination in dried chilli products in Gansu Province and the risk of dietary exposure, a total of 106 samples of dried chilli products from farmers' markets and supermarkets in 14 prefecture-cities of Gansu Province were collected and analysed by isotope dilution liquid chromatography-tandem mass spectrometry. The results showed that the detection rate of aflatoxin in dried chilli products in Gansu Province was 30.2%, and the average level was 1.57 μg/kg. The detection rates of dried chillies, paprika, and chilli powders were 16.7%, 43.6%, and 46.2%, respectively. The detection rates of aflatoxin in dried chilli products from shops and farmers' markets were 22.5% and 40.0%, respectively. The dietary exposure of AFB1 was 0.0001 μg/kg bw/day, and the MOE calculated from its average concentration was 305.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"352-359"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142125256","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Al and MCPD in grain products in Gansu province, China and risk assessment. 中国甘肃省粮食产品中的 Al 和 MCPD 含量及风险评估。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-12-01 Epub Date: 2024-08-12 DOI: 10.1080/19393210.2024.2382222
Ping Wang, Gexiang Zhang
{"title":"Al and MCPD in grain products in Gansu province, China and risk assessment.","authors":"Ping Wang, Gexiang Zhang","doi":"10.1080/19393210.2024.2382222","DOIUrl":"10.1080/19393210.2024.2382222","url":null,"abstract":"<p><p>This study conducted a dietary exposure assessment of chloropropanols and aluminium, after quantifying their content in food. The mean dietary exposure to Al from total grain products was found to be 6.4E-04 mg/kg bw/week, not exceeding the provisional tolerable weekly intake (PTWI). The results showed that the mean dietary exposure of 3-monochloro-1,2-propanediol (3-MCPD) from grain products was higher than the tolerable daily intake (TDI). Deterministic evaluations showed that the mean HQ of 1.5 to Al from fried dough twist was higher than 1. However, the HI values to Al were lower than 1 and the Monte Carlo simulation (MCS) showed that the HQ was greater than 1 at the 99% exposure level. Deterministic and probabilistic methods indicated that HQ values of 3-MCPD from grain products were above 1, whereas the mean HI value was 0.62.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"342-351"},"PeriodicalIF":2.5,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141916504","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Organophosphate esters and their metabolites in eggs from Vietnam. 越南鸡蛋中的有机磷酸酯及其代谢物。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-11-08 DOI: 10.1080/19393210.2024.2419588
Thanh-Thien Tran-Lam, Phuong Thi Pham, Yen Hai Dao, Quang Huu Tran
{"title":"Organophosphate esters and their metabolites in eggs from Vietnam.","authors":"Thanh-Thien Tran-Lam, Phuong Thi Pham, Yen Hai Dao, Quang Huu Tran","doi":"10.1080/19393210.2024.2419588","DOIUrl":"https://doi.org/10.1080/19393210.2024.2419588","url":null,"abstract":"<p><p>Data on the occurrence of organophosphate tri-esters (tri-OPEs) and their metabolites (di-OPEs) in hen's eggs are scarce. Therefore, 200 egg samples were gathered in 2023 in Hanoi, Vietnam and analysed by UHPLC-Q-Exactive HRMS. The majority of these compounds were detected, with tris(2-ethylhexyl) phosphate (0.10-2.7 ng/g wet weight (ww)) and trihexyl phosphate (0.08-2.3 ng/g ww) being the most prevalent tri-OPEs. Significant differences in tri-OPE profiles were observed in egg samples from battery-cage and free-range farming (<i>p</i> < .05). Despite egg levels ranging from 0.05 to 11.2 ng/g ww, Σdi-OPE accumulation in yolk and egg white was not significantly different in (<i>p</i> > .05). Among di-OPEs, dibutyl phosphate was found at the highest levels in the egg white, while bis(2-ethylhexyl) phosphate had the highest levels in yolk. There was no carcinogenic human health risk associated with OPEs in eggs (HQs <1).</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"1-13"},"PeriodicalIF":2.5,"publicationDate":"2024-11-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142603869","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Metals in honey, cow's milk and eggs in North-East Algeria and health risk. 阿尔及利亚东北部蜂蜜、牛奶和鸡蛋中的金属与健康风险。
IF 2.5 3区 农林科学
Food additives & contaminants. Part B, Surveillance Pub Date : 2024-10-16 DOI: 10.1080/19393210.2024.2414088
A I Chebli, A Zergui, A Amziane, Y Zebbiche, S Abdennour
{"title":"Metals in honey, cow's milk and eggs in North-East Algeria and health risk.","authors":"A I Chebli, A Zergui, A Amziane, Y Zebbiche, S Abdennour","doi":"10.1080/19393210.2024.2414088","DOIUrl":"https://doi.org/10.1080/19393210.2024.2414088","url":null,"abstract":"<p><p>Metal contamination of foodstuffs is a major public health challenge of increasing concern. The present study aimed to determine lead, cadmium and mercury in honey, cow's milk and poultry eggs collected from the North-Eastern region of Algeria and to evaluate the health risks associated with their regular consumption. To this aim 30 samples of each foodstuff were analysed using ICP-MS. Among the quantified heavy metals, Pb was found at the highest level in both honey (0.752 ± 0.16 µg g<sup>-1</sup>) and poultry egg (0.988 ± 0.19 µg g<sup>-1</sup>) in the region of Skikda. The highest values of Cd (0.798 ± 0.12 µg g<sup>-1</sup>) and Hg (0.097 ± 0.02 µg g<sup>-1</sup>) were found in poultry eggs collected from the same region. For infants the Hazard Index was well above 1 in honey samples from all three locations, in cow's milk collected from Mila and Skikda and in poultry eggs collected from Skikda.</p>","PeriodicalId":12286,"journal":{"name":"Food additives & contaminants. Part B, Surveillance","volume":" ","pages":"1-10"},"PeriodicalIF":2.5,"publicationDate":"2024-10-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142461577","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
下一页 尾页
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整，为了账户安全，请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
现在去查看 取消
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们：info@booksci.cn Book学术提供免费学术资源搜索服务，方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号：481959085
Book学术官方微信