Özcan, Nurettin, and Uğur Ural. “Phosphodiesterase Inhibitors and Using in the Treatment of Congestive Heart Failure: [FOSFODİESTERAZ İNHİBITÖRLERİ VE KONJESTİF KALP YETMEZLİGİNDE KULLANILIŞLARI]”. European Journal of Therapeutics 4, no. 1 (January 1, 1993): 124–133. Accessed December 22, 2024. https://eurjther.com/index.php/home/article/view/1159.