Yan, Wen-Jie A new potential risk factor in patients with erectile dysfunction and premature ejaculation: folate deficiency. [electronic resource] - Asian journal of andrology - 902-6 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1745-7262 Standard No.: 10.4103/1008-682X.135981 doi Subjects--Topical Terms: AdultCase-Control StudiesErectile Dysfunction--complicationsFolic Acid Deficiency--complicationsGonadal Steroid Hormones--bloodHumansMalePremature Ejaculation--complicationsRisk Factors