1. Andersson, R.: Cyclic AMP as a mediator of the relaxing action of papaverine, nitroglycerine, diazoxide, and hydralazine in intestinal and vascular smooth muscle. Acta Pharmacol. Toxicol. 32, 321–336 (1973).
2. Baumel, I.P., Pitterman, A., Patel, G., DeFeo, J.J., Harbans, L.: Mechanisms underlying potentiation of barbiturate action by sodium nitrite in the mouse: The role of methemoglobin-induced hypoxia. J. Pharmacol. Exp. Ther. 188, 481–489 (1974).
3. Blum, S.W., Quinn, J.B., Howe, B.B., Hefner, M.A., Winbury, M.M.: Pharmacologic and biochemical evaluation of organic nitrates: Attempted correlation of activities. J. Pharmacol. Exp. Ther. 176, 684–691 (1971).
4. Bogaert, M.G.: Tolerance towards glyceryl trinitrate (Trinitrin) in rabbits. Arch. Int. Pharmacodyn. Ther. 172, 228–230 (1968).
5. Bogaert, M.G., DeSchaepdryver, A.F.: Tolerance towards glyceryl trinitrate (Trinitrin) in dogs. Arch. Int. Pharmacodyn. Ther. 171, 221–224 (1968).