@article{doi:10.1001/jama.1969.03150170029005, author = {Hedden M and Ersoz C and Donnelly WH and Safar P}, title = {LAryngotracheal damage after prolonged use of orotracheal tubes in adults}, journal = {JAMA}, volume = {207}, number = {4}, pages = {703-708}, year = {1969}, doi = {10.1001/jama.1969.03150170029005}, URL = { + http://dx.doi.org/10.1001/jama.1969.03150170029005}, eprint = {/data/Journals/JAMA/8382/jama_207_4_005.pdf} }