Vitamin D and Sex hormones in female patients with sexual dysfunction: A narrative review

Study of vitamin D status in male patients with hypogonadism

Free Serum Testosterone Versus Total Testosterone/Estradiol Ratio in Low Sexual Desire in Old Men

Study of the level of male sex hormones in elderly patients suffering from depression

Evaluation of sex-specific association of serum testosterone and estradiol levels with frailty in elderly Egyptian men and women

Serum Irisin Level as a Marker of Erectile Dysfunction

Management of Female Sexual Dysfunction: Review Article

Study of the relation between the serum level of male sex hormone and peripheral vascular disease in elderly men

Association between vitamin D levels and menstrual irregularities in reproductive age women

Assessment of serum vitamin D level in women with polycystic ovary syndrome