@misc{indiciaeb33bedaba12a, title = {Ultrasonic compared with hand instrumentation: a scanning electron microscope study.}, author = {M C Baker and S H Ashrafi and J E Van Cura and N A Remeikis}, year = {1988}, doi = {10.1016/s0099-2399(88)80131-6}, url = {https://pubmed.ncbi.nlm.nih.gov/3273311/}, note = {Source identifier: 3273311} }