APA

Bower J. K., Bollinger C. E., Foraker R. E., Hood D. B., Shoben A. B. & Lai A. M. (2017). Active Use of Electronic Health Records (EHRs) and Personal Health Records (PHRs) for Epidemiologic Research: Sample Representativeness and Nonresponse Bias in a Study of Women During Pregnancy. : EGEMS (Washington, DC).

Chicago

Bower Julie K, Bollinger Claire E, Foraker Randi E, Hood Darryl B, Shoben Abigail B and Lai Albert M. 2017. Active Use of Electronic Health Records (EHRs) and Personal Health Records (PHRs) for Epidemiologic Research: Sample Representativeness and Nonresponse Bias in a Study of Women During Pregnancy. : EGEMS (Washington, DC).

Harvard

Bower J. K., Bollinger C. E., Foraker R. E., Hood D. B., Shoben A. B. and Lai A. M. (2017). Active Use of Electronic Health Records (EHRs) and Personal Health Records (PHRs) for Epidemiologic Research: Sample Representativeness and Nonresponse Bias in a Study of Women During Pregnancy. : EGEMS (Washington, DC).

MLA

Bower Julie K, Bollinger Claire E, Foraker Randi E, Hood Darryl B, Shoben Abigail B and Lai Albert M. Active Use of Electronic Health Records (EHRs) and Personal Health Records (PHRs) for Epidemiologic Research: Sample Representativeness and Nonresponse Bias in a Study of Women During Pregnancy. : EGEMS (Washington, DC). 2017.