[Study of morbidity among workers on the basis of incapacity to work and the quota of sick persons].
D006801:Humans; D009017:Morbidity; D016272:Occupational Health; D014798:Vital Statistics; D014937:Work
INDUSTRIAL HYGIENE; VITAL STATISTICS
Izuchenie zabolevaemosti rabochikh po sluchaiam netrudosposobnosti i kontingentu bol'nykh lits.