Lee, N. Y., Lee, H. Y., Park, S. H., Sung, I. K., & Youn, Y. (2017). Massive pulmonary hemorrhage and severe retinopathy of prematurity in very low birth weight infants. The Turkish Journal of Pediatrics, 59(6), 636-641. https://doi.org/10.24953/turkjped.2017.06.003