Feinfeld D A, Guzik H, Carvounis C P, Lynn R I, Somer B, Aronson M K, Frishman W H
Department of Medicine, Nassau County Medical Center, East Meadow, New York 11554, USA.
J Am Geriatr Soc. 1995 Apr;43(4):412-4. doi: 10.1111/j.1532-5415.1995.tb05817.x.