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× cross-sectional studies
来源:BMC Medical Research Methodology
作者:Vânia N Hirakata, Aluísio JD Barros
关键词:statistical models;robust variance;...
来源:BMC Medical Research Methodology
作者:Vânia N Hirakata, Aluísio JD Barros
关键词:statistical models;robust variance;...
来源:Healthcare , 2015
作者:Carol E. Rogers;John Carlson;Kayla Garver;等
关键词:exercise;older adults;...
使用许可:CC BY
来源:International Journal of Environmental Research and Public Health , 2013
作者:Atika Khalaf;Jan Kowalski;Vanja Berggren;等
关键词:epidemiologic methods;Middle East;...
使用许可:CC BY
来源:International Journal of Environmental Research and Public Health , 2015
作者:Yun-rui Zhang;Ping Wang;Xu-xia Liang;等
关键词:cadmium;biomonitoring;...
使用许可:CC BY
来源:Brazilian Journal of Physical Therapy , 2015
作者:Tatiane M. Silva, Lucíola C. M. Costa, Leonardo O. P. Costa
关键词:Evidence-Based Practice;physical therapy;...
使用许可:CC BY