[Incidence of tobacco smoking in school children].
Lewicka
E
E
II Kliniki Chorób Serca AM w Gdańsku.
Lepska
L
L
Staniewicz
J
J
Swiatecka
G
G
D000293:Adolescent; D000328:Adult; D002648:Child; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D011044:Poland / Q000453:epidemiology; D012907:Smoking / Q000453:epidemiology*