[DOES A VENEREAL PROBLEM EXIST IN BELGIUM?].
D001530:Belgium; D003140:Communicable Disease Control; D004813:Epidemiology; D006801:Humans; D012749:Sexually Transmitted Diseases
BELGIUM; COMMUNICABLE DISEASE CONTROL; EPIDEMIOLOGY; VENEREAL DISEASES
EXISTE-T-IL UN PROBL'EME V'EN'ERIEN EN BELGIQUE?