[1]
Irum Qaisar, Ammara Ayub, Anam Zafar, Komal Wania, Manahil Haq, and Ahsen Farooq, “Effect of surfactant administration in respiratory distress syndrome in terms of radiological changes in preterm infants: a multi-center study”, J Pak Med Assoc, vol. 76, no. 04, pp. 541–545, Mar. 2026.