1. European Perinatal Health Report Core Indicators of the health and care of pregnant women and babies in Europe in 2015. (2015). Accessed. 28 January 2021: https://www.europeristat.com/images/EPHR2015_web_hyperlinked_Euro-Peristat.pdf.
2. World Health Organization (WHO) maternal, newborn, child and adolescent health report. (2016). Accessed. 28 January 2021: http://www.who.int/maternal_child_adolescent/topics/maternal/adolescent_pregnancy/en/.
3. UNFPA. Annual report 2013. realizing the potential; UNFPA: New York, NY, USA, 2014. (2014). Accessed: 28 January 2021: https://www.unfpa.org/sites/default/files/pub-pdf/UNFPA_annual_report_2014_en.pdf.
4. Improved obstetrical outcomes for adolescents in a community-based outreach program: a matched cohort study;Fleming;J Obstet Gynaecol Can,2012
5. Pregnancies in young adolescent mothers: a population-based study on 37 million births;Malabarey OT;J Pediatr Adolesc Gynecol,2012