Congenital heart defects in children born after assisted reproductive technology: a CoNARTaS study

Nona Sargisian, Max Petzold, Eva Furenäs, Mika Gissler, Anne Lærke Spangmose, Sara Malchau Lauesgaard, Signe Opdahl, Anja Pinborg, Anna-Karina A Henningsen, Kjersti Westvik-Johari, Kristiina Rönö, Christina Bergh, Ulla-Britt Wennerholm^*