Filtering by: Creator J. Henry Clarke D.M.D. (interviewer) Remove constraint Creator: J. Henry Clarke D.M.D. (interviewer) Creator David Mahler Ph.D. (interviewee) Remove constraint Creator: David Mahler Ph.D. (interviewee) Date 2009 Remove constraint Date: 2009 Resource type article Remove constraint Resource type: article School School of Dentistry Remove constraint School: School of Dentistry