Johnson Suzanne Bennett, Lynch Kristian F, Lee Hye-Seung, Smith Laura, Baxter Judith, Lernmark Barbro, Roth Roswith, Simell Tuula
Department of Medical Humanities and Social Sciences, Florida State University College of Medicine, 1115 West Call Street, Tallahassee, FL 32306-4300, USA.
Pediatrics Epidemiology Center, University of South Florida, 3650 Spectrum Blvd, Tampa, FL 33612, USA.
J Clin Epidemiol. 2014 Jun;67(6):609-11. doi: 10.1016/j.jclinepi.2014.01.004. Epub 2014 Apr 13.