A. Priprem และ L. Wankao. (2015) Effect of formulations on in vitro skin permeation of some metals from mineral clays. <i>Mahidol University Journal of Pharmaceutical Sciences</i>, <i>42</i>(1), 39-46.A. Priprem และ L. Wankao. "Effect of formulations on in vitro skin permeation of some metals from mineral clays". Mahidol University Journal of Pharmaceutical Sciences 42 (2015):39-46.A. Priprem และ L. Wankao. Effect of formulations on in vitro skin permeation of some metals from mineral clays. Faculty of Pharmacy, Mahidol University:ม.ป.ท. 2015.