title: THE MODERN MORBIDITY OF PERTUSSIS IN INFANTS.
mesh_terms: D044383:Black People; D002648:Child; D002653:Child Behavior Disorders; D006801:Humans; D007223:Infant; D007361:Intelligence Tests; D008171:Lung Diseases; D009017:Morbidity; D009461:Neurologic Manifestations; D013223:Statistics as Topic; D044465:White People; D014917:Whooping Cough
keywords: CAUCASIAN RACE; CHILD; CHILD BEHAVIOR DISORDERS; INFANT; INTELLIGENCE TESTS; LUNG DISEASES; MORBIDITY; NEGROES; NEUROLOGIC MANIFESTATIONS; STATISTICS; WHOOPING COUGH