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Digna J. F. van Schaik, MD, PhD
JCP
Original Research
Psychological Characteristics of Chronic Depression: A Longitudinal Cohort Study
March 15, 2011
Aartjan T. F. Beekman
,
Brenda W. J. H. Penninx
,
Patricia van Oppen
, et al
JCP
Original Research
The Importance of Childhood Trauma and Childhood Life Events for Chronicity of Depression in Adults
July 21, 2009
Aartjan T. F. Beekman
,
Brenda W. J. H. Penninx
,
Patricia van Oppen
, et al
