Original articles, 117-121 | DOI: 10.53260/grem.223020310 Retrospective cohort study: urinary estradiol and precocious puberty. Does a correlation exist? Alice Tassi, Francesca Pampaloni, Pina Mertino, Chiara Meleca, Claudia Tucci, Arianna Bendoni, Patrizia Bordonaro, Sandra Bucciantini, Metella Dei, Vincenzina Bruni, Lorenza Driul, Felice Petraglia