1. Acetylcholine as a possible neurotransmitter in penile erection;Stief;J. Urol.,1989
2. Expression of functional muscarinic acetylcholine receptor subtypes in human corpus cavernosum and in cultured smooth muscle cells;Traish;Receptor,1995
3. Contraction and relaxation induced by some prostanoids in isolated human penile erectile tissue and cavernous artery;Hedlund;J. Urol.,1985
4. Nitric oxide is involved in the inhibitory neurotransmission and endothelium-dependent relaxations of human small penile arteries;Simonsen;Clin. Sci. (Lond).,1997
5. Physiology of penile erection;Andersson;Physiol. Rev.,1995