[RELATION OF OCCUPATIONS TO BRONCHIAL ASTHMA MORBIDITY].
D001249:Asthma; D006801:Humans; D009017:Morbidity; D009790:Occupations; D011044:Poland; D013223:Statistics as Topic
ASTHMA; OCCUPATIONS; POLAND; STATISTICS
PRACA ZAWODOWA A ZAPADALNO'S'C NA DYCHAWIC E OSKRZELOW A.