[Social hygiene, sociography, literature].
D004813:Epidemiology / Q000266:history; D049672:History, 19th Century; D049673:History, 20th Century; D006814:Hungary; D011634:Public Health / Q000266:history*; D012423:Rural Health / Q000266:history; D012572:School Health Services / Q000266:history
Szociálhigiéne, szociográfia, szépirodalom.