Koike, Mari, Hummel Susan, Haruto Hiraba, and Saiji Shimoe. “Present Status of the Effectiveness of the Patch Test Reagent for Titanium Hypersensitivity”. The Journal of Dentists 11 (September 21, 2023): 45–55. Accessed March 15, 2025. https://savvysciencepublishers.com/index.php/tjd/article/view/935.