Document LKKY7jxr1E03Oq89b0V8xZrgQ

OFFICE OF THE DEAN TUFTS COLLEGE DENTAL SCHOOL 416 HUNTINGTON AVENUE BOSTON, MASSACHUSETTS July 7, 194" tr. Robert A. Xehoo Kci +r-rin.? Laboratories University ^ineinnati boll''fro ob Medicine1 Cincinnati., Ohio . Dr-ar Dr. Aehon: Thank you for your letter of June P7, which I delayed arknorlodsins' until today when the reprints came to hand. I '-really appreciate your willingness to help us, and you rill h^ar from me from time to time as problems appear. 7'ith best wishes, I am, fours sincerely, 6 { M }3r T,ion associated vlth the dally use of such a dental cream as you have referred to,vouid be Insignificant* We are preparing some articles for publication# giving the re* suits of the studies of Machle and his associates# on the Metabolism of Fluoride Administered to Human Subjects under a Variety of Conditions* These results vould indicate that such quantities of fluoride as you are dealing vlth are of little or no hygienic significance* I trust that these articles vlll be published at an early date# but they may be subject to consider able delay* Mean time# if there are any specific questions vhlch might be ansvered by this vork# 1 should be glad to give you our conclusions* Cordially yours# HAK ef tfofcerfc~A# jSeSioe#'% J.