Awhile back, Deb Kappes responded to a survey from an Iowa dental hygienist, Mary Kelly, RDH, MS, on behalf of AZ regarding silver diamine fluoride (SDF) application by dental hygienists. Others in AZ may also have done so. Mary Kelly is a member of Iowa state board and chair of their DH Committee. The survey went out through an ADHA listserve, and the results of that survey are as follows: Â Â Continue Reading