Sami Metin, Mahmut, Okan Kizilyel, Omer Faruk Elmas, and Akin Aktas. 2021. “Twenty Nail Dystrophy Associated With Alopecia Areata”. Annals of Medical Research 21 (2):0160-61. http://www.annalsmedres.org/index.php/aomr/article/view/1976.