1. Adamyan LV, Bogdanova EA, Glybina TM, Sibirskaia EV. Gynecological origin of abdominal syndrome in children and teens. Problemy reproduktsii. 2013;1:28-34. (In Russ.).
2. Uvarova EV. Pathology of the reproductive system in childhood and adolescence. Gynecology.National leadership. A brief edition. Eds. Savelyeva GM, Sukhikh GT, Manukhina IB. M.: GEOTAR-Media. 2013;186-193.(In Russ.).
3. Banikarim C, Middleman AB. Primary dysmenorrhea in adolescents. UpToDate, version 13.3, 2005. Available at www.utdol.com
4. Qualidade de vida de mulheres com dor pélvica crônica: um estudo de corte transversal analítico
5. Menstrual pattern and menstrual disorders among adolescents: an update of the Italian data