Sheeba, A.N. 2018. Study of the relation between testosterone levels and the severity of acne vulgaris among unmarried women at Al-Shati area, Libya: Study of the relation between testosterone levels and the severity of acne vulgaris among unmarried women at Al-Shati area, Libya. International Journal of Pharmaceutical & Biological Archive. 9, 01 (Apr. 2018). DOI:https://doi.org/10.22377/ijpba.v9i01.1567.