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In spite of this, toxicology of nanoparticles is poorly understood as there are no sufficient methods to test nanoparticles for health, safety and environmental impacts, especially in the size range lower than 50nm. 展开 关键词: Nanosafety nanoparticles nanotoxicity health and risk environmental ...
African-American female adolescents who engaged in vaginal sex only (N=272) were compared to adolescents who engaged in two types (vaginal plus oral or anal; N=295) and three types (vaginal, oral and anal; N=144) on a constellation of other sexual risk behaviors (SRBs) and on sexually ...
(e.g. safety ladders) around the course in case of emergency, they may offerswim coachingservices or introductory sessions to get you started and there will usually be plenty of other people around to help you if you get into difficulty. They should also test the water quality, ensure ...
Quantitative risk analysisfor process safety often requires reliability and availability analysis of process systems. Although most systems are operated under changing conditions, conventional methods use reliability models with constant parameters only, and thus average operating conditions should be applied. ...
The rates and predictors of late smoking relapse were esti... Phil - 《Nicotine & Tobacco Research》 被引量: 35发表: 2002年 Cyclophosphamide, Adriamycin, Vincristine and Prednisone Plus Rituximab (CHOP-R) in Fludarabine (F) Refractory Chronic Lymphocytic Leukemia (CLL) or CLL with Autoimmune ...
speaking and writing for lay audiences on the misuse of science. S.V.K. is a member of the Scientific Advisory Group on Emergencies subgroup on ethnicity and COVID-19 and is co-chair of the Scottish Government’s Ethnicity Reference Group on COVID-19. N.C. serves on a data safety moni...
Through the analytical prism developed by Jacques Chevallier, this article proposes to examine the changes in the role of the public regulator by focusing on the style of public policy and governance tools. In the light of the hybridity observed in the study of the system regulating the safety ...
Efficacy and safety of cholesterol-lowering treatment: prospective meta-analysis of data from 90 056 participants in 14 randomised trials of statins. Lancet 366, 1267–1278 (2010). Yusuf, S. et al. Use of secondary prevention drugs for cardiovascular disease in the community in high-income, ...