@misc{indiciaed906a6570ddb, title = {1997 JCO Orthodontic Practice Study. Part 2. Practice success.}, author = {E L Gottlieb and A H Nelson and D S Vogels}, year = {1997}, url = {https://pubmed.ncbi.nlm.nih.gov/9511580/}, note = {Source identifier: 9511580} }