Occurrence of atopy among Russian and Finnish schoolchildren.
Klemola
T
T
The Finnish Lung Health Association Sibeliuksenkatu 11 A 1 00250 Helsinki, Finland.
St  Masyuk
V
V
von Hertzen
L
L
Haahtela
T
T
D002648:Child; D005387:Finland / Q000453:epidemiology; D006801:Humans; D006967:Hypersensitivity / Q000453:epidemiology*; D012426:Russia / Q000453:epidemiology; D012882:Skin Tests