Vnitr Lek 1974, 20(12):1173-1179
[Incidence of chronic bronchitis in 16-and 18-year-old boys in Prague 7].
Klíčová slova: Adolescent; Age Factors; Bronchitis, epidemiology, ; Chronic Disease; Czechoslovakia; Humans; Male; Smoking, complications,
Keywords: Adolescent; Age Factors; Bronchitis /epidemiology/; Chronic Disease; Czechoslovakia; Humans; Male; Smoking /complications/
Zveřejněno: 1. prosinec 1974 Zobrazit citaci