Table 2: Comparison to other studies: search strategies.

Search strategy for PubMed: Respiratory infections
((“English”[Language]) OR “German”[Language])) AND “antibacterial agents”[MeSH Terms] AND “respiratory tract infections”[MeSH Terms] AND (“2006”[Date-Publication]: “2012”[Date-Publication]) NOT “randomized controlled trial”[Publication Type] NOT pneumonia[Title] NOT tuberculosis[Title] NOT “case reports”[Publication Type] NOT lower respiratory tract[Title] NOT adult[Title] NOT urinary tract[Title]

Search strategy for PubMed: Otitis media
(((“English”[Language]) OR (“German”[Language])) AND (Otitis media, suppurative [MeSH Terms]) AND (“2006”[Publication Date]: “2012”[Publication Date]) NOT (“randomized controlled trial”[Publication Type]))

Search strategy for Google Scholar
allintitle: [“antibiotic use” OR “antibiotic prescription”] + [children OR child OR pediatric OR paediatric]
Years 2006–2012