@article{45df5a43360c48ea891a28c3127d2b84,
title = "The shift in the indications for the tracheotomy between 1940 and 1955: a historical review",
keywords = "Econometric and Statistical Methods: General, Geneeskunde (GENK), Clinical sciences, Geneeskunde(GENK), Bescherming en bevordering van de menselijke gezondheid",
author = "K. Graamans and W. Pirsig and K. Biefel",
year = "1999",
language = "Undefined/Unknown",
volume = "113",
pages = "624--627",
journal = "Journal of Laryngology and Otology",
issn = "0022-2151",
publisher = "Cambridge University Press",
}