Short-Term Safety Evaluation of Processed Calcium Montmorillonite Clay (NovaSil) in Humans, Jia-Sheng Wang, H. Luo, M. Bilam, Z. Wang, Hongxia Guan, Lili Tang, T. Goldston, Evans Afriyie-Gyawu, C. Lovett, J. Griswold, B. Brattin, R. J. Taylor, Henry J. Huebner, Timothy D. Phillips
Evans Afriyie-Gyawu