Yadav, S. K., and A. Giri. “Safety of Early Rescue Surfactant Replacement Therapy for Preterm Neonates With Respiratory Distress Syndrome at Neonatal Intensive Care Unit of a Tertiary Hospital”. Journal of Nepal Paediatric Society, vol. 39, no. 3, Dec. 2019, pp. 162-7, doi:10.3126/jnps.v39i3.27321.