Mehralizadeh, S., S. . Adib, M. . Kashaki, and A. . Talebi. “Comparative Study of the Efficacy of Oral and Intravenous Acetaminophen in Closure of Patent Ductus Arteriosus of Preterm Neonates”. Journal of Pediatric Nephrology, vol. 9, no. 3, Sept. 2021, pp. 1-7, doi:10.22037/jpn.v9i3.34515.