TY - JOUR A1 - Class, Q.A. A1 - Rickert, M.E. A1 - Oberg, A.S. A1 - Sujan, A.C. A1 - Almqvist, C. A1 - Larsson, H. A1 - DʼOnofrio, B.M. T1 - Within-family analysis of interpregnancy interval and adverse birth outcomes Y1 - 2017 DO - 10.1097/AOG.0000000000002358 VL - 130 IS - 6 ER -