Literature DB >> 17870619

Regarding "A positive or a negative confounding variable? A simple teaching aid for clinicians and students".

Hsin-Yi Weng.   

Abstract

Mesh：

Year:  2007        PMID： 17870619     DOI： 10.1016/j.annepidem.2007.04.006

Source DB:  PubMed          Journal:  Ann Epidemiol        ISSN： 1047-2797            Impact factor:   3.797


× No keyword cloud information.
  1 in total

1.  A nationwide cross-sectional survey of episiotomy practice in China.

Authors:  Jiangfeng Ye; Yan Chen; Hua Yang; Qian Chen; Yun Huang; Jian Zhao; Lei Tu; Ming Liu; Jun Zhang
Journal:  Lancet Reg Health West Pac       Date:  2021-12-12
  1 in total

北京卡尤迪生物科技股份有限公司 © 2022-2023.