Article 6. Physicians, when they diagnose persons as infected by VD (referred to as patients hereinafter), shall give instructions as provided for by Ministerial Ordinance as to the treatment and prevention measures of infection to the Patients or to their protectors, and also, after inquiring their names and residence persons who are considered to have infected VD to the patients, and person to whom the patients have committed conduct liable to infect VD and other matters prescribed by Ministerial Ordinance, shall report the necessary matters in written form within 24 hours to the prefectural governor through the director of a health center in charge of the districts where the said patients reside.