[Analysis of new chronic patients group in the Katowice district in 1969-1971].
D000328:Adult; D000367:Age Factors; D000368:Aged; D002908:Chronic Disease; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011044:Poland; D012737:Sex Factors; D014397:Tuberculosis, Pulmonary / Q000453:epidemiology*
Analiza grupy nowych chroników w województwie katowickim w latach 1969-1971.