title: [Determination of optimal diphenylhydantoin dosage by monitoring serum concentrations].
mesh_terms: D000368:Aged; D001921:Brain / Q000601:surgery; D004827:Epilepsy / Q000097:blood / Q000188:drug therapy*; D006801:Humans; D008875:Middle Aged; D010672:Phenytoin / Q000008:administration & dosage* / Q000097:blood; D011182:Postoperative Care
chemical_list: D010672:Phenytoin