The relationship among androgens, insulin resistance and ghrelin polymorphisms in post-adolescent male patients with severe acne vulgaris - Pektas, Suzan Demir; Cinar, Nese; Duman, Deniz Demircioglu; Kara, Ahmet; Batu, Janserey; Karakas-Celik, Sevim; Aksoy, Duygu Yazgan (Advances in Dermatology and Allergology/Postępy Dermatologii i Alergologii, 2020)