A survey of the optimal oxygen saturation targets in premature infants in the neonatal intensive care units of three tertiary care hospitals in Tshwane, South Africa. S Afr J Child Health [Internet]. 2024 Oct. 28 [cited 2026 Apr. 21];18(3):e1994. Available from: https://www.samajournals.co.za/index.php/sajch/article/view/1994