First sexual intercourse: where did it take place? The effects of COVID-19 restrictions on the locations of initial sexual activity in university students. - Delgado-Enciso O; Garcia-Perez RR; Hernandez-Fuentes GA; Guzmán-Sandoval VM; Godínez-Medina M; Romero-Michel JC; Zamora-Barajas V; Rubio-Cardenas A; Del Toro-Equihua M; Ceja-Espiritu G; Hilerio-Lopez AG; Sanchez-Ramirez CA; et al. (Culture, health & sexuality, 2025)