@misc{indiciae8050502d7707, title = {Acute infection associated with deeply embedded impacted premolar.}, author = {H J FIELD and A A ACKERMAN}, year = {1957}, doi = {10.1016/0030-4220(57)90053-1}, url = {https://pubmed.ncbi.nlm.nih.gov/13465115/}, note = {Source identifier: 13465115} }