TY - RPRT TI - Automatic pH-cycling caries model applied on root hard tissue. AU - H Almqvist AU - F Lagerlöf AU - B Angmar-Månsson PY - 1990 DO - 10.1159/000261228 UR - https://pubmed.ncbi.nlm.nih.gov/2293885/ ID - 2293885 ER -