Part 1 of ebook "Frontiers in gynecological endocrinology (Volume 4: Pediatric and adolescent gynecological endocrinology)" provide readers with content about: dimorphism of human brain - the basis of the gender differences; management of disorders of sex development; central precocious puberty - from diagnosis to treatment; management of peripheral precocious puberty in girls;... Please refer to the part 1 of ebook for details!