title: Viruses as precipitants of asthmatic attacks in children.
mesh_terms: D000256:Adenoviridae / Q000302:isolation & purification; D000367:Age Factors; D001249:Asthma / Q000175:diagnosis / Q000209:etiology*; D001424:Bacterial Infections / Q000150:complications; D002648:Child; D002675:Child, Preschool; D005260:Female; D006193:Haemophilus influenzae / Q000302:isolation & purification; D006801:Humans; D007223:Infant; D008297:Male; D009174:Mycoplasma / Q000302:isolation & purification; D009975:Orthomyxoviridae / Q000302:isolation & purification; D010849:Picornaviridae / Q000302:isolation & purification; D012141:Respiratory Tract Infections / Q000382:microbiology*; D012229:Rhinovirus / Q000302:isolation & purification; D018139:Simplexvirus / Q000302:isolation & purification; D013291:Streptococcus / Q000302:isolation & purification; D014777:Virus Diseases / Q000150:complications*