@misc{indiciaeab612581e6fa, title = {Management of velopharyngeal dysfunction.}, author = {C N Penfold}, year = {1997}, doi = {10.1016/s0266-4356(97)90775-0}, url = {https://pubmed.ncbi.nlm.nih.gov/9486456/}, note = {Source identifier: 9486456} }