The abstract submission is NOW OPEN! 20th World Congress of Paediatric and Adolescent Gynaecology May 18-21, 2023 | Belgrade, Serbia | WCPAG 2023   Dear friends and colleagues, We are delighted to announce that the 20th World Congress of Paediatric and Adolescent Gynaecology will be held at Crowne Plaza Hotel taking place on 18-21, May 2023 in Belgrade, Serbia. The meeting will consist of selected oral presentations, poster sessions,…