title: Letter: Lymphocyte-count in children treated with phenytoin.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D004827:Epilepsy / Q000188:drug therapy; D006801:Humans; D007958:Leukocyte Count; D008214:Lymphocytes / Q000187:drug effects*; D010672:Phenytoin / Q000494:pharmacology* / Q000627:therapeutic use
chemical_list: D010672:Phenytoin