Unlocking The Efficacy of Tetrahydrobiopterin (BH4) Towards Metabolic Profile and Growth Status in Children with Phenylketonuria: A Meta Analysis. Arch Pediatr Gastr Hepatol Nutr [Internet]. 2025 Aug. 31 [cited 2026 Apr. 17];4(3):111-28. Available from: https://www.apghn.com/index.php/journal/article/view/101