“Umblical cord blood pH, blood gases, creatin posphokinase and MB isoenzyme analyses in preterm infants of ritodrine administered 24-34 weeks pregnant women as an indicator of perinatal asphyxia ” (2021) Annals of Medical Research, 3(2), pp. 0101–0106. Available at: http://www.annalsmedres.org/index.php/aomr/article/view/2490 (Accessed: 2 July 2025).