Nargis, T., V. Bejai, M. Pinto, and M. M. Shenoy. “Early Onset Androgenetic Alopecia in Men and Associated Risk Factors: A Hospital Based Study”. International Journal of Research in Dermatology, vol. 3, no. 2, May 2017, pp. 267-71, doi:10.18203/issn.2455-4529.IntJResDermatol20172209.