Spectrophotometric determination of diphenylhydantoin.
D010634:Phenobarbital / Q000032:analysis / Q000097:blood; D010672:Phenytoin / Q000032:analysis* / Q000097:blood / Q000652:urine; D013053:Spectrophotometry; D014466:Ultraviolet Rays
D010672:Phenytoin; D010634:Phenobarbital