A cross-national study of acute otitis media: risk factors, severity, and treatment at initial visit. Report from the International Primary Care Network (IPCN) and the Ambulatory Sentinel Practice Network (ASPN).
J Am Board Fam Pract. 2001 Nov-Dec;14(6):406-17.
J Am Board Fam Pract. 2001.
PMID: 11757882
Free article.