[Development of dental aid and education in Bulgaria].
D002031:Bulgaria; D003729:Dental Care / Q000266:history*; D003752:Dental Health Services; D004497:Education, Dental / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century
Razvitie na stomatologicnata pomost i obrazovanie v bulgariia.