Ceylan, Abdil, Fehmi Çalık, Serdar Geri, Murat Şen, Cuma Ece, and Mehmet Sumer. “Determining the Knowledge Levels and Opinions of Athletes Who Is Age Under-16 in Different Branches about Doping and Ergogenic Aids”. Progress in Nutrition 22, no. 4 (January 11, 2021): e2020093. Accessed July 18, 2024. https://mattioli1885journals.com/index.php/progressinnutrition/article/view/10984.