Authors: Jenneke E Wiersma; Digna J F van Schaik; Patricia van Oppen; James P McCullough; Robert A Schoevers; Jack J Dekker; Marc B J Blom; Kristel Maas; Johannes H Smit; Brenda W J H Penninx; Aartjan T F Beekman Journal: BMC Psychiatry Date: 2008-03-25 Impact factor: 3.630