Das PK, Paul SP, Halim MSPI, Mamun MAA, Hossain MM, Shirin M, Hossain AHME, Biswas P. Evaluation of SpO2, PaO2, FiO2 levels in developing retinopathy of prematurity. Int J Contemp Pediatr [Internet]. 2021 Jul. 23 [cited 2026 May 30];8(8):1343-8. Available from: https://www.ijpediatrics.com/index.php/ijcp/article/view/3698