[On the effects of drugs on the cerebral vessels].
D001921:Brain; D002533:Cerebral Angiography; D009525:Niacin / Q000031:analogs & derivatives; D009539:Nicotinic Acids; D013806:Theophylline / Q000031:analogs & derivatives
D009539:Nicotinic Acids; D009525:Niacin; D013806:Theophylline
CEREBRAL ANGIOGRAPHY; NICOTINIC ACID/related compounds; THEOPHYLLINE/related compounds