Feifei Wei

A most stubborn bias: no adjustment method fully resolves confounding by indication in observational studies

Jaclyn L.F. Bosco, Rebecca A. Silliman, Soe Soe Thwin et al. · Journal of Clinical Epidemiology · 2009 · 369 citations · Full text

Observational Studies, Behavioral Sciences, Negative Result +12

Predictors of Tamoxifen Discontinuation Among Older Women With Estrogen Receptor–Positive Breast Cancer

Cynthia Owusu, Diana S.M. Buist, Terry S. Field et al. · Journal of Clinical Oncology · 2007 · 296 citations · Full text

Self-report compared to electronic medical record across eight adult vaccines: Do results vary by demographic factors?

Sharon J. Rolnick, Emily D. Parker, James D. Nordin et al. · Vaccine · 2013 · 254 citations · Full text

Vaccination, Vaccine Safety, Epidemiology +12

Influenza Vaccine Effectiveness in Preventing Hospitalizations and Deaths in Persons 65 Years or Older in Minnesota, New York, and Oregon: Data from 3 Health Plans

James D. Nordin, John P. Mullooly, Sung Poblete et al. · The Journal of Infectious Diseases · 2001 · 253 citations · Full text

Influence of High‐Risk Medical Conditions on the Effectiveness of Influenza Vaccination among Elderly Members of 3 Large Managed‐Care Organizations

Eelko Hak, James D. Nordin, Feifei Wei et al. · Clinical Infectious Diseases · 2002 · 221 citations