Otitis media and the epidemiologic triangle.
Orr
Pamela
P
D000413:Alaska / Q000453:epidemiology; D001110:Arctic Regions; D002648:Child; D002675:Child, Preschool; D006801:Humans; D015994:Incidence; D010034:Otitis Media with Effusion / Q000453:epidemiology* / Q000382:microbiology; D010403:Penicillin Resistance; D018570:Risk Assessment; D013296:Streptococcus pneumoniae / Q000302:isolation & purification*