Doğan M. Evaluation of vitamin B12 and vitamin D levels in primary school-age children according to different body mass index percentages: Vitamins in obese children. The Injector [Internet]. 2023 Oct. 5 [cited 2024 Dec. 21];2(3):197-202. Available from: https://injectormedicaljournal.com/index.php/theinjector/article/view/103