TY - JOUR A1 - Middeldorp, C.M. A1 - Cath, D.C. A1 - Vink, J.M. A1 - Boomsma, D.I. T1 - Twin and genetic effects on life events Y1 - 2005 DO - 10.1375/twin.8.3.224 VL - 8 IS - 3 ER -