Hitz Lindenmüller, Irène, Paco Weiss, Michael Volken, and Andreas Filippi. 2015. “Diagnostics of Tongue Coating Using Autofluorescence: A Clinical Study of Possibilities and Limitations”. SWISS DENTAL JOURNAL SSO – Science and Clinical Topics 125 (10): 1074-79. https://doi.org/10.61872/sdj-2015-10-01.