Otitis media: prevention instead of prescription.
Kerstein
Ryan
R
D002648:Child; D002675:Child, Preschool; D015331:Cohort Studies; D003376:Counseling; D006801:Humans; D007223:Infant; D008485:Medical Audit; D010033:Otitis Media / Q000517:prevention & control*; D010290:Parents / Q000193:education*; D012008:Recurrence; D012907:Smoking / Q000009:adverse effects*; D016540:Smoking Cessation / Q000706:statistics & numerical data*