TY - JOUR T1 - Acute otitis media JF - Canadian Family Physician JO - Can Fam Physician SP - 2147 LP - 2148 VL - 53 IS - 12 AU - Graham Worrall Y1 - 2007/12/01 UR - http://www.cfp.ca/content/53/12/2147.abstract N2 - ER -