title: Legionnaires' disease in infants.
mesh_terms: D000367:Age Factors; D000907:Antibodies, Bacterial / Q000032:analysis; D005260:Female; D006801:Humans; D007223:Infant; D007875:Legionella / Q000276:immunology; D007877:Legionnaires' Disease / Q000175:diagnosis*; D008297:Male
chemical_list: D000907:Antibodies, Bacterial