Digna J. F. van Schaik, M.D., Ph.D. | Psychiatrist.com

Original Research

Psychological Characteristics of Chronic Depression: A Longitudinal Cohort Study

March 15, 2011

Jenneke E. Wiersma, Patricia van Oppen, Digna J. F. van Schaik, et al

Original Research

The Importance of Childhood Trauma and Childhood Life Events for Chronicity of Depression in Adults

July 21, 2009

Jenneke E. Wiersma, Jacqueline G. F. M. Hovens, Patricia van Oppen, et al