Johnkennedy, Nnodim, Njoku-Obi Treasure, and Bako Hauwa. “Perspective of Delayed Hypersensitivity: A Review”. Journal La Medihealtico 3, no. 2 (April 1, 2022): 142-145. Accessed June 9, 2026. https://www.newinera.com/index.php/JournalLaMedihealtico/article/view/623.