title: PSEUDOCROUP ASSOCIATED WITH VIRAL INFECTIONS.
mesh_terms: D000256:Adenoviridae; D000257:Adenoviridae Infections; D002648:Child; D003168:Complement Fixation Tests; D007827:Laryngitis; D009975:Orthomyxoviridae; D018184:Paramyxoviridae Infections; D013223:Statistics as Topic; D014777:Virus Diseases
keywords: ADENOVIRUS; CHILD; COMPLEMENT FIXATION TESTS; INFLUENZA VIRUSES; LARYNGITIS; PARA-INFLUENZA VIRUSES; STATISTICS; VIRUS DISEASES