Andela Indira Raghunand 2026. Colorimetric Biosensors for Rapid Biological Detection: Principles, Nanomaterial Advances, Portable Platforms, and Challenges. International Journal of Innovations in Science Engineering And Management. 5, 3 (Sep. 2026), 710–718. DOI:https://doi.org/10.69968/ijisem.2026v5i3710-718.