Ковалишин, О. (2021) “Influence of dyshormonal violations in a pubertal period on obstetric on the clinical manifestations of menstrual disorders”, Perinatology and reproductology: from research to practice. Kyiv, Ukraine, 1(2), pp. 29–37. Available at: http://www.par.org.ua/index.php/par/article/view/14 (Accessed: 7 October 2025).