“Enhanced Plasma Persistence of Enzyme with Therapeutic Potential Using Polyethylene Glycol as a Coupling Agent: https://doi.org/10.26538/tjnpr/v1i3.5” (2017) Tropical Journal of Natural Product Research, 1(3), pp. 110–112. Available at: https://www.tjnpr.org/index.php/home/article/view/311 (Accessed: 2 January 2026).