@article{Wyns2022, author = {Wyns, C. and De Geyter, C. and Calhaz-Jorge, C. and Kupka, M.S. and Motrenko, T. and Smeenk, J. and Bergh, C. and Tandler-Schneider, A. and Rugescu, I.A. and Vidakovic, S. and Goossens, V.}, title= {O‒150 Assisted reproductive technology (ART) in Europe 2019 and development of a strategy of vigilance Preliminary results generated from European registers by the ESHRE EIM consortium}, year = {2022}, doi = {10.1093/humrep/deac105.056}, volume = {37}, number = {Supplement 1}, }