Treatment of Postural HypotensionJNNP 65:285-289, Mathias,C.J.&Kimber,J.R., 1998
Midodrine, A New Agent in the Management of Idiopathic Orthostatic Hypotension & Shy-Drager SyndromeMayo Clin Proc 56:429-433, Schirger,A.,et al, 1981