Stevenie. “EFFECTIVENESS OF VITAMIN A IN THE PREVENTION OF COMPLICATIONS OF PREMATURITY : SYSTEMATIC REVIEW”. Journal of Advance Research in Applied Science (ISSN 2208-2352) 9, no. 2 (February 7, 2023): 8–13. Accessed December 22, 2024. https://nnpub.org/index.php/AS/article/view/1540.