1. Sooriyamoorthy T, Leslie SW. Erectile Dysfunction. In: StatPearls. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. https://www.ncbi.nlm.nih.gov/books/NBK562253/
2. Tsertsvadze A, Yazdi F, Fink HA, MacDonald R, Wilt TJ, et al. Diagnosis and Treatment of Erectile Dysfunction. Evidence Report/Technology Assessment No.171 (Prepared by the University of Ottawa Evidence-based Practice Centre (UO-EPC) under Contract No. 290-02-0021). AHRQ Publication No. 08(09)-E016, Rockville, MD: Agency for Healthcare Research and Quality. May 2009. https://www.ahrq.gov/downloads/pub/evidence/pdf/erectiledys/erecdys.pdf
3. Mulligan T, Frick MF, Zuraw QC, et al. Prevalence of hypogonadism in males aged at least 45 years: the HIM study. Int J Clin Pract. 2006 Jul. 60(7):762-9.
5. Althof SE, O' Leary MP, Cappelleri JC et al. Self-esteem, confidence, and relationships in men treated with sildenafil citrate for erectile dysfunction: results of two doubleblind, placebo-controlled trials. J Gen Intern Med 2006; 21(10):1069-1074.
6. Zhang XH, Melman A, Disanto ME. Update on corpus cavernosum smooth muscle contractile pathways in erectile function: a role for testosterone? J Sex Med. 2011 Jul. 8(7):1865-79.
7. Spitzer M, Basaria S, Travison TG, et al. Effect of testosterone replacement on response to sildenafil citrate in men with erectile dysfunction: a parallel, randomized trial. Ann Intern Med. 2012 Nov 20. 157(10):681-91.
8. Goldstein I. The mutually reinforcing triad of depressive symptoms, cardiovascular disease, and erectile dysfunction. Am J Cardiol. 2000 Jul 20. 86(2A):41F-45F.
15. Glina S, Sharlip ID, Hellstrom WJ. Modifying risk factors to prevent and treat erectile dysfunction. J Sex Med. 2013 Jan. 10(1):115-9.
16. Mirone V, et al. Cigarette smoking as risk factor for erectile dysfunction: results from an Italian epidemiological study. Eur urol. 2002 Mar;41(3):294-7.
17. Cartledge J, Minhas S, Eardley l. The role of nitric oxide in penile erection. Expert Opin Pharmacother. 2001 jan;2(1)95-107.
18. Gentile V, Vicini P, Prigiotti G et al. Preliminary observations on the use of propionyl-L-carnitine in combination with sildenafil in patients with erectile dysfunction and diabetes. Curr Med Res Opin 2004; 20(9):1377-1384
20. Samekto Wibowo dan Abdul Gofir. Disfungsi Ereksi. Yogyakarta: Pustaka Cendekia Press Yogyakarta, 2005.
25. Aydin, Memduh & Hazar, Aydin. Current Surgical Management of Erectile Dysfunction. Journal of Academic Research in Medicine, 2012. 1. 61-64. 10.5152/jarem.2011.17.
29. Bilgutay AN. Pastuszak AW. Peyronie’s disease: a Review of etiology, diagnosis, and management. Current sexual health reports, 2015, 7(2), 117–131. DOI: https://doi.org/10.1007/s11930-015-0045-y
40. Conaglen H.Conaglen J. Drug-induced sexual dysfunction in men & women. Australian Prescriber. 36. 42-5. 10.18773/austprescr.2013.021.
41. Elizabeth Selvin 1, Arthur L Burnett, Elizabeth A Platz. Prevalence and risk factors for erectile dysfunction in the US. Am J Med. 2007 Feb;120(2):151-7. doi: 10.1016/j.amjmed.2006.06.010.
42. Grover SA. Lowensteyn I. Kaouache M. The prevalence of erectile dysfunction in the primary care setting: importance of risk factors for diabetes and vascular disease. Arch Intern Med. 2006 Jan 23;166(2):213-9. doi: 10.1001/archinte.166.2.213.