“Alkaline phosphatase levels of preterm infants under 30 weeks of gestational age and its role in the diagnosis of osteopenia of prematurity ” (2021) Annals of Medical Research, 26(8), pp. 1688–1691. Available at: http://annalsmedres.org/index.php/aomr/article/view/1609 (Accessed: 3 April 2025).