Coskun, Y., Demirel, O.U., Bayram, T., Akman, I. and Hacihamdioglu, D.O. 2022. Estimating glomerular filtration rate via cystatin C in preterm infants: a comparative analysis. Paediatrica Indonesiana. 62, 4 (Jul. 2022), 223–31. DOI:https://doi.org/10.14238/pi62.4.2022.223-31.