Risk of stillbirth and infant deaths after assisted reproductive technology: a Nordic study from the CoNARTaS group

Anna-Karina Aaris Henningsen, U. B. Wennerholm, M. Gissler, L. B. Romundstad, K. G. Nygren, A. Tiitinen, R. Skjaerven, A. Nyboe Andersen, O. Lidegaard, Julie Lyng Forman, A. Pinborg