@misc{indiciaec83a90dd0d83, title = {A possible impediment to biologic root-end closure.}, author = {N M West}, year = {1980}, doi = {10.1016/s0099-2399(80)80038-0}, url = {https://pubmed.ncbi.nlm.nih.gov/6935341/}, note = {Source identifier: 6935341} }