[1]
Gupta, A., Kumar, M. and Anand, T. 2019. Role of oral sildenafil in neonates with persistent pulmonary hypertension of newborn. International Journal of Contemporary Pediatrics. 6, 5 (Aug. 2019), 2222–2224. DOI:https://doi.org/10.18203/2349-3291.ijcp20193757.