1. Correlates of sexual initiation among European adolescents Gambadauro, Pietro; Carli, Vladimir; Hadlaczky, Gergo; Sarchiapone, Marco; Apter, Alan; Balazs, Judit; Banzer, Raphaela; Bobes, Julio; Brunner, Romuald; Cosman, Doina; Farkas, Luca; Haring, Christian; Hoven, Christina; Kaess, Michael; Kahn, Jean-Pierre; McMahon, Elaine; Postuvan, Vita; Sisask, Merike; Varnik, Airi; Sedivy, Nusa Zadravec; Wasserman, Danuta 2018 Articles Teenagers--Sexual behaviorAdolescent psychologyTeenagers--Health and hygieneSex