@misc{indiciaeaddaf5f68341, title = {Differences in speaking proficiencies in three laryngectomee groups.}, author = {S E Williams and J B Watson}, year = {1985}, doi = {10.1001/archotol.1985.00800060040003}, url = {https://pubmed.ncbi.nlm.nih.gov/3977752/}, note = {Source identifier: 3977752} }