[Influence of Soviet hygienic science on the development and achievements of the hygienic disciplines in Bulgaria].
D002031:Bulgaria; D004782:Environmental Health; D049673:History, 20th Century; D007391:International Cooperation; D009787:Occupational Medicine / Q000266:history; D011634:Public Health / Q000266:history*; D014586:USSR
Vliianie na suvetskata khigienna nauka vurkhu razvitieto i postizheniiata na khigiennite distsiplini u nas.