Carballal, G Chlamydial antibodies in children with lower respiratory disease. [electronic resource] - The Pediatric infectious disease journal Feb 1992 - 68-71 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0891-3668 Standard No.: 10.1097/00006454-199202000-00002 doi Subjects--Topical Terms: Antibodies, Bacterial--bloodArgentinaChlamydia Infections--diagnosisChlamydia trachomatis--immunologyHumansInfantRespiratory Tract Infections--microbiologyRetrospective StudiesSerologic Tests