Figure 1From: Systematic literature review assessing tobacco smoke exposure as a risk factor for serious respiratory syncytial virus disease among infants and young children PRISMA Flow Diagram: Summary of Exclusions and Rationales for Exclusion During Phases of Systematic Literature Review. PRISMA = Preferred Reporting Items for Systematic Reviews and Meta-Analyses; LRTI = lower respiratory tract infection; MeSH = medical subject headings; RSV = respiratory syncytial virus.Back to article page