title: Progressive cough associated with lymphocytic leukemoid reaction in an infant.
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis*; D008168:Lung / Q000473:pathology; D008214:Lymphocytes; D014917:Whooping Cough / Q000175:diagnosis*