Effect of TiF4, ZrF4, HfF4 and AmF on erosion and erosion/abrasion of enamel and dentin in situ - Wiegand, Annette; Hiestand, Barbara; Sener, Beatrice; Magalhães, Ana Carolina; Roos, Malgorzata; Attin, Thomas (Archives of Oral Biology, 2010)