SEASONAL VARIATION IN LEUKAEMIA INCIDENCE.
D000293:Adolescent; D001699:Biometry; D002648:Child; D002980:Climate; D006801:Humans; D015994:Incidence; D007938:Leukemia; D009369:Neoplasms / Q000453:epidemiology*; D012621:Seasons
ADOLESCENCE; CHILD; LEUKEMIA; NEOPLASM STATISTICS; SEASONS