Trakakis, E Chryssikopoulos, A Phocas, I Sarandakou, A and Rizos, D Stavropoulos-Giokas, C, The incidence of 21 alpha-hydroxylase deficiency in Greek hyperandrogenic women: screening and diagnosis, Gynecological Endocrinology, (12), 89-96, 1998, PARTHENON PUBLISHING GROUP, 0951-3590, 1473-0766