@misc{indiciae7707c8a983dd, title = {PROGRESSIVE IDIOPATHIC ROOT RESORPTION.}, author = {R L SACHS}, year = {1964}, doi = {10.1016/0030-4220(64)90527-4}, url = {https://pubmed.ncbi.nlm.nih.gov/14144176/}, note = {Source identifier: 14144176} }