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× Selection Bias
1 Bias from questionnaire invitation and response in COVID-19 research: an example using ALSPAC [期刊论文]
来源:Wellcome Open Research , 2021
作者:Alba Fernández-Sanlés;Daniel Smith;Gemma L Clayton;等
关键词:COVID-19;COVID-19 risk factors;...
使用许可:CC BY
来源:Clinical journal of the American Society of Nephrology: CJASN , 2017
作者:Natalie Staplin
关键词:Epidemiology and outcomes;observational studies;...
使用许可:CC BY
来源:Clinical journal of the American Society of Nephrology: CJASN , 2017
作者:Natalie Staplin
关键词:Epidemiology and outcomes;observational studies;...
使用许可:CC BY
4 Bradford’s law, the long tail principle, and transparency in Journal Impact Factor calculations [期刊论文]
来源:Pharmacy Practice , 2016
作者:Fernando Fernandez-Llimos
关键词:Journal Impact Factor;Reproducibility of Results;...
使用许可:Unknown
来源:Revista Brasileira de Epidemiologia , 2014
作者:Regina Tomie Ivata Bernal;Deborah Carvalho Malta;Otaliba Libânio De Morais Neto;等
关键词:Data collection;Interview;...
使用许可:CC BY
来源:Revista Brasileira de Epidemiologia , 2014
作者:Silva, Nilza Nunes da;Oliveira, Antonio Cesar Cabral de;Claro, Rafael Moreira;等
关键词:Data collection;Interview;...
使用许可:Unknown