Dual-Functionalized Mesoporous Silica Nanoparticles for Celecoxib Delivery: Amine Grafting and Imidazolyl PEI Gatekeepers for Enhanced Loading and Controlled Release with Reduced T... oleh Diky Mudhakir, Ebrahim Sadaqa, Zuliar Permana, Jihan Eldia Mumtazah, Normalita Faraz Zefrina, Jovinka Natalie Xeliem, Latifa Fawzia Hanum, Neng Fisheri Kurniati