Effects of PN 200 - 110, a new calcium antagonist, on postsynaptic alpha 1- and alpha 2-adrenoceptor in the circulatory system of the pithed rat: selective stimulation of the alpha 2-type by B-HT 933 - Timmermans,P.B.; Van Zwieten,P.A. (Eur J Pharmacol, 1980)