TY  - RPRT
TI  - Cervical external root resorption.
AU  - P C Makkes
AU  - S K Thoden van Velzen
PY  - 1975
DO  - 10.1016/0300-5712(75)90126-8
UR  - https://pubmed.ncbi.nlm.nih.gov/1058221/
ID  - 1058221
ER  -