Novita, D. , Amalia, Z.F. , Sari, R.F. , Muchlis, Rusmini and Asih, F.E. 2026. Enhancing slow learners’ competency skills through e-LAPD using the UDL approach in clinical chemistry learning. Indonesian Journal of Educational Development (IJED). 6, 4 (Feb. 2026), 1306–1321. DOI:https://doi.org/10.59672/ijed.v6i4.5618.