D. C. Dibie, T. O. Njideaka, and O. B. Onyeukwu, “Caffeine as a Psychoactive Drug: The Genetic Basis for Differences in Response by Caffeine Sensitive and Caffeine Tolerant Individuals- A Mini Review”, J. Pub. Health Tox. Res., vol. 1, no. 1, pp. 42–46, Nov. 2023.