TY - JOUR A1 - Bergh, T. A1 - Ericson, A. A1 - Hillensjö, T. A1 - Nygren, K.G. A1 - Wennerholm, U.B. T1 - Deliveries and children born after in-vitro fertilisation in Sweden 1982–95: A retrospective cohort study Y1 - 1999 DO - 10.1016/S0140-6736(99)04345-7 JF - The Lancet VL - 354 IS - 9190 ER -