title: Influence of guanethidine on the cerebrospinal fluid and blood catecholamines in essential hypertension.
mesh_terms: D002395:Catecholamines / Q000097:blood / Q000134:cerebrospinal fluid / Q000378:metabolism*; D006145:Guanethidine / Q000494:pharmacology / Q000627:therapeutic use*; D006801:Humans; D006830:Hydralazine / Q000494:pharmacology / Q000627:therapeutic use; D006973:Hypertension / Q000188:drug therapy*
chemical_list: D002395:Catecholamines; D006830:Hydralazine; D006145:Guanethidine