1. Althof SE, McMahon CG, Waldinger MD, et al. An update of the International Society of Sexual Medicine’s guidelines for the diagnosis and treatment of premature ejaculation (PE). J Sex Med. 2014; 11(6): 1392-422. doi: 10.1111/jsm.12504
2. Laumann EO, Nicolosi A, Glasser DB, et al; GSSAB Investigators’ Group. Sexual problems among women and men aged 40–80 y: Prevalence and correlates identified in the Global Study of Sexual Attitudes and Behaviors. Int J Impot Res. 2005; 17(1): 39-57. doi: 10.1038/sj.ijir.3901250
3. Hatzimouratidis K, Amar E, Eardley I, et al. Guidelines on male sexual dysfunction: Erectile dysfunction and premature ejaculation. Eur Urol. 2010; 57(5): 804-814. doi: 10.1016/j. eururo.2010.02.020
4. Premature ejaculation (PE) Guidelines Update November 2012; British Association for Sexual Health and HIV (BASHH). Web site. https://www.bashh.org/documents/4754.pdf. Accessed August 17, 2017.
5. Serefoglu EC, McMahon CG, Waldinger MD, et al. An evidence-based unified definition of lifelong and acquired premature ejaculation: Report of the second international society for sexual medicine ad hoc committee for the definition of premature ejaculation. J Sex Med. 2014; 11(6): 1423-1441. doi: 10.1111/jsm.12524
6. Saitz TR, Serefoglu EC. The epidemiology of premature ejaculation. Transl Androl Urol. 2016; 5(4): 409-415. doi: 10.21037/ tau.2016.05.11
7. Yan WJ, Yu N, Yin TL, Zou YJ, Yang J. A new potential risk factor in patients with erectile dysfunction and premature ejaculation: Folate deficiency. Asian J Androl. 2014; 16(6): 902- 906. doi: 10.4103/1008-682X.135981
8. Yin TL, Yang J, Zhang B, et al. Folic acid supplementation as adjunctive treatment premature ejaculation Medical Hypotheses. 2011; 76(3): 414-416. doi: 10.1016/j.mehy.2010.11.006
9. Waldinger MD. Risks factors in premature ejaculation: The genetic risk factor. In: Jannini EA, McMahon CG, Waldinger MD, eds. Premature Ejaculation: From Etiology to Diagnosis and Treatment. Berlin, Germany: Springer Science & Business Media; 2013.
10. Bolat D, Kocabas GU, Gunlusoy B, Aydogdu O, Aydin ME The relationship between acquired premature ejaculation and metabolic syndrome: A prospective, comparative study. Int J Impot Res. 2017; 29(3): 105-109. doi: 10.1038/ijir.2017.3
11. El-Sakka AI. Premature ejaculation in non-insulin-dependent diabetic patients. Int J Androl. 2003; 26(6): 329-334. doi: 10.1111/j.1365-2605.2003.00433.x
12. Majzoub A, Arafa M, Al-Said S, et al. Premature ejaculation in type II diabetes mellitus patients: association with glycemic control. Transl Androl Urol. 2016; 5(2): 248-254. doi: 10.21037/ tau.2016.03.11
13. Saenz de Tejada I, Goldstein I. Diabetic penile neuropathy. Urol Clin North Am. 1988; 15(1): 17-22.
14. Francomano D, Donini LM, Lenzi A, Aversa A. Peripheral arterial tonometry to measure the effects of vardenafil on sympathetic tone in men with lifelong premature ejaculation. Int J Endocrinol. 2013; 2013: 394934. doi: 10.1155/2013/394934
15. Lee JH. Associations between premature ejaculation, lower urinary tract symptoms, and erectile dysfunction in middle-aged Korean policemen. J Sex Med. 2014; 11: 1512-1518.
16. Abdel-Hamid IA, Abdel-Razek MM, Anis T. Risks factors in premature ejaculation: The neurological risk factor and the local hypersensitivity. In: Jannini EA, McMahon CG, Waldinger MD, eds. Premature Ejaculation: From Etiology to Diagnosis and Treatment. Berlin, Germany: Springer Science & Business Media; 2013.
17. Chou NH, Huang YJ, Jiann BP. The impact of illicit use of amphetamine on male sexual functions. J Sex Med. 2015; 12: 1694-1702. doi: 10.1111/jsm.12926
18. Arackal BS, Benegal V. Prevalence of sexual dysfunction in male subjects with alcohol dependence. Indian J Psychiatry. 2007; 49(2): 109-112. doi: 10.4103/0019-5545.33257
19. Vijayasenan ME. Alcohol and sex. N Z Med J. 1981; 93 (675): 18-20.
20. Screponi E, Carosa E, DiStasi SM, Pepe M, Carruba G, Jannini EA. Prevalence of chronic prostatitis in men with premature ejaculation. Urology. 2001; 58(2): 198-202. doi: 10.1016/S0090-4295(01)01151-7
21. Lee JH, Lee SW. Relationship between premature ejaculation and chronic prostatitis/chronic pelvic pain syndrome. J Sex Med. 2015; 12(3): 697-704. doi: 10.1111/jsm.12796
22. Cihan A, Demir O, Demir T, Aslan G, Comlekci A, Esen A. The relationship between premature ejaculation and hyperthyroidism. J Urol. 2009; 181(3): 1273-1280. doi: 10.1016/j. juro.2008.10.150
23. Carani C, Isidori AM, Granata A, Carosa E, Maggi M, Lenzi A, Jannini EA. Multicenter study on the prevalence of sexual symptoms in male hypo- and hyperthyroid patients. J Clin Endocrinol Metab. 2005; 90(12): 6472-6479. doi: 10.1210/ jc.2005-1135
24. Zhang X, Gao J, Liu J, et al. Prevalence rate and risk factors of depression in outpatients with premature ejaculation. Biomed Res Int. 2013; 2013: 317468. doi: 10.1155/2013/317468
25. Dunn KM, Croft PR, Hackett GI. Association of sexual problems with social, psychological, and physical problems in men and women: A cross sectional population survey. J Epidemiol Commun Health. 1999; 53(3): 144-148.
26. Corona G, Rastrelli G, Limoncin E, Sforza A, Jannini EA, Maggi M. Interplay between premature ejaculation and erectile dysfunction: A systematic review and meta-analysis. J Sex Med. 2015; 12(12): 2291-2300. doi: 10.1111/jsm.13041
27. Jannini EA, Lombardo F, Lenzi A. Correlation between ejaculatory and erectile dysfunction. Int J Androl. 2005; 2(Suppl 28): 40-45. doi: 10.1111/j.1365-2605.2005.00593.x
28. Perelman MA, McCulloch AR, Bull S. The impact of self-reported premature ejaculation on other aspects of sexual function. J Sex Med. 2004; 1(Supp 1): 59-98.
29. Mohee A, Eardley I. Medical therapy for premature ejaculation. Ther Adv Urol. 2011; 3(5): 211-222. doi: 10.1177/1756287211424172
30. Kaplan HS. The New Sex Therapy: Active Treatment of Sexual Dysfunctions. New York, USA: Brunner/Mazel; 1974.
31. Rowland DL, Perelman M, Althof S, et al. Self-reported premature ejaculation and aspects of sexual functioning and satisfaction. J Sex Med. 2004; 1(2): 225-232. doi: 10.1111/j.1743- 6109.2004.04033.x
32. Symonds T, Roblin D, Hart K, Althof S. How does premature ejaculation impact a mans’ life? J Sex Marital Ther. 2003; 29(5): 361-370.
33. Porto R. The impact of premature ejaculation on quality of life of the patient, the partner and the couple. Sexologies. 2013; 22(3): e65-e70. doi: 10.1016/j.sexol.2013.06.003
34. Rosen R, Porst H, Montorsi F. The premature ejaculation prevalence and attitudes (PEPA) survey: A multi-national survey [Abstract]. J Sex Med. 2004; 1(Suppl 1): 57-58. doi: 10.1016/j. eururo.2006.07.004
35. McCabe MP. Intimacy and quality of life among sexually dysfunctional men and women. J Sex Marital Ther. 1997; 23(4): 276-290.
36. McMahon CG, Althof SE, Kaufman JM, et al. Efficacy and safety of dapoxetine for the treatment of premature ejaculation: integrated analysis of results from five phase 3 trials. J Sex Med. 2011; 8(2): 524-539. doi: 10.1111/j.1743-6109.2010.02097.x
37. Giuliano F, Patrick DL, Porst H, et al; 3004 Study Group. Premature ejaculation: Results from a five-country European observational study. Eur Urol. 2008; 53(5): 1048-1057. doi: 10.1016/j.eururo.2007.10.015
38. Patrick DL, Althof SE, Pryor JL, et al. Premature ejaculation: An observational study of men and their partners. J Sex Med. 2005; 2(3): 358-367. doi: 10.1111/j.1743-6109.2005.20353.x
39. Masters WH, Johnson VE. Human Sexual Inadequacy. Boston, MA, USA: Little Brown & Co; 1970.
40. Waldinger MD, Hengeveld MW, Zwinderman AH, Olivier B. Effect of SSRI antidepressants on ejaculation: A doubleblind, randomized, placebo-controlled study with fluoxetine, fluvoxamine, paroxetine, and sertraline. J Clin Psychopharmacol. 1998; 18(4): 274-281.
41. Safarinejad MR. Safety and efficacy of escitalopram in the treatment of premature ejaculation: A double-blind, placebo controlled, fixed-dose, randomized study. J Clin Psychopharmacol. 2007; 27: 444-450.
42. Atmaca M, Kuloglu M, Tezcan E, Semercioz A. The efficacy of citalopram in the treatment of premature ejaculation: A placebo-controlled study. Int J Impot Res. 2002; 14(6): 502-505. doi: 10.1038/sj.ijir.3900918
43. McMahon C, Kim SW, Park NC, et al; Dapoxetine 3003 Study Investigators. Treatment of premature ejaculation in the Asia-Pacific region: Results from a phase III double-blind, parallel-group study of dapoxetine. J Sex Med. 2010; 7(1 Pt1): 256- 268. doi: 10.1111/j.1743-6109.2009.01560.x
44. Montorsi F, Guazzoni G, Trimboli F, Rigatti P, Pizzini G, Miani A. Clomipramine for premature ejaculation: A randomized, double blind, placebo controlled study. Acta Urol Ital. 1995; 1: 5-6.
45. Wang WF, Wang Y, Minhas S, Ralph DJ. Can sildenafil treat primary premature ejaculation? A prospective clinical study. Int J Urol. 2007; 14(4): 331-335. doi: 10.1111/j.1442- 2042.2007.01606.x
46. Mathers MJ, Klotz T, Roth S, Lummen G, Sommer F. Safety and efficacy of vardenafil versus sertraline in the treatment of premature ejaculation: A randomised, prospective and crossover study. Andrologia. 2009; 41(3): 169-175. doi: 10.1111/j.1439- 0272.2008.00910.x
47. Ozcan L, Polat EC, Onen E, et al. Effects of tadalafil 5 mg dosed once daily in men with premature ejaculation. Urol Int 2017; 98(2): 210-214. doi: 10.1159/000445839 48. Choi HK, Jung GW, Moon KH, et al. Clinical study of SScream in patients with lifelong premature ejaculation. Urology. 2000; 55(2): 257-261. doi: 10.1016/S0090-4295(99)00415- X
49. American Urological Association. Study Demonstrates Effectiveness of Topical 4% Benzocaine Wipes to Improve Symptoms of Premature Ejaculation 2017. Publication Number: PD69-02. Website. http://www.prnewswire.com/news-releases/studydemonstrates-effectiveness-of-topical-4-benzocaine-wipes-toimprove-symptoms-of-premature-ejaculation-300456697.html. Accessed August 17, 2017.
50. Carson C, Wyllie M. Improved ejaculatory latency, control and sexual satisfaction when PSD502 is applied topically in men with premature ejaculation: results of a phase III, double-blind, placebo-controlled study. J Sex Med. 2010; 7(9): 3179-3189. doi: 10.1111/j.1743-6109.2010.01913.x
51. Alghobary M, El-Bayoumy Y, Mostafa Y, Mahmoud El-HM, Amr M. Evaluation of tramadol on demand vs. daily paroxetine as a long-term treatment of lifelong premature ejaculation. J Sex Med. 2010; 7(8): 2860-2867. doi: 10.1111/j.1743-6109.2010.01789.x
52. Basar MM, Yılmaz E, Ferhat M, Başar H, Batislam E. Terazosin in the treatment of premature ejaculation: A short-term follow-up. Int Urol Nephrol. 2005; 37(4): 773-777. doi: 10.1007/ s11255-005-3616-4