Nwakanma, C., and D. C. Nwosu. “TOXICOLOGICAL EVALUATION OF FACIAL COSMETICS PRODUCTS USED BY STUDENTS OF TWO TERTIARY INSTITUTIONS IN SOUTHEASTERN NIGERIA”. The Bioscientist Journal, Vol. 9, no. 2, Sept. 2021, pp. 9-20, https://bioscientistjournal.com/index.php/The_Bioscientist/article/view/93.