Division of Stomatognathic Function Science Department of Health Promotion School of Dentistry Kyushu Dental University Kitakyushu Japan;
Division of Stomatognathic Function Science Department of Health Promotion School of Dentistry Kyushu Dental University Kitakyushu Japan;
Division of Stomatognathic Function Science Department of Health Promotion School of Dentistry Kyushu Dental University Kitakyushu Japan;
Division of Stomatognathic Function Science Department of Health Promotion School of Dentistry Kyushu Dental University Kitakyushu Japan;
Division of Stomatognathic Function Science Department of Health Promotion School of Dentistry Kyushu Dental University Kitakyushu Japan;
Erosion; Bovine Enamel; Citric Acid; Trace Element; Transverse Microradiography;