Kahler B. A synopsis of the polyvalent qualities of zeolite-clinoptilolite and the proposed uses within the Namibian medical, pharmaceutical, industrial and economical sectors: A proposal for an integrated research. ISTJN [Internet]. 2014 Jun. 26 [cited 2024 Nov. 24];:042-51. Available from: https://journals.unam.edu.na/index.php/ISTJN/article/view/1127