Çullas-İlarslan, Nisa Eda, et al. “Investigation of the Frequency of Iron Insufficiency Among Infants in a Population in Which Routine Iron Supplementation Is Implemented”. The Turkish Journal of Pediatrics, vol. 60, no. 1, Feb. 2018, pp. 22-31, https://doi.org/10.24953/turkjped.2018.01.004.