Kasten, Frederick H. et al. "Biocompatibility Testing of an Experimental Fluoride Releasing Resin Using Human Gingival Epithelial Cells in vitro." In Vitro Cellular & Developmental Biology 25/1 (January 1989): 57-62.

Kasten, Frederick H. et al. "Biocompatibility Testing of an Experimental Fluoride Releasing Resin Using Human Gingival Epithelial Cells in vitro." In Vitro Cellular & Developmental Biology 25/1 (January 1989): 57-62.