@misc{indiciae6baa3486bd29, title = {Immediate implants supporting single crown restoration: a 4-year prospective study.}, author = {Ugo Covani and Roberto Crespi and Roberto Cornelini and Antonio Barone}, year = {2004}, doi = {10.1902/jop.2004.75.7.982}, url = {https://pubmed.ncbi.nlm.nih.gov/15341356/}, note = {Source identifier: 15341356} }