{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,2]],"date-time":"2026-08-02T16:28:04Z","timestamp":1785688084577,"version":"3.56.0"},"reference-count":9,"publisher":"Springer Science and Business Media LLC","issue":"10","license":[{"start":{"date-parts":[[1999,10,1]],"date-time":"1999-10-01T00:00:00Z","timestamp":938736000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/www.springer.com\/tdm"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Can J Anesth\/J Can Anesth"],"published-print":{"date-parts":[[1999,10]]},"DOI":"10.1007\/bf03013137","type":"journal-article","created":{"date-parts":[[2009,5,3]],"date-time":"2009-05-03T15:29:27Z","timestamp":1241364567000},"page":"987-990","source":"Crossref","is-referenced-by-count":157,"title":["Assessment of laryngeal view: Percentage of glottic opening scorevs Cormack and Lehane grading"],"prefix":"10.1007","volume":"46","author":[{"given":"E. Andrew","family":"Ochroch","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Judd E.","family":"Hollander","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Scott","family":"Kush","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Frances S.","family":"Shofer","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Richard M.","family":"Levitan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","reference":[{"key":"BF03013137_CR1","first-page":"124","volume-title":"Airway Management: Principles and Practice","author":"JL Benumof","year":"1996","unstructured":"Benumof JL. Definition and incidence of the difficult airway.In: Benumof JL (Ed.). Airway Management: Principles and Practice. St. Louis: Mosby-Yearbook, 1996: 124."},{"key":"BF03013137_CR2","doi-asserted-by":"crossref","first-page":"1105","DOI":"10.1111\/j.1365-2044.1984.tb08932.x","volume":"39","author":"RS Cormack","year":"1984","unstructured":"Cormack RS, Lehane J. Difficult tracheal intubation in obstetrics. Anaesthesia 1984; 39: 1105\u201311.","journal-title":"Anaesthesia"},{"key":"BF03013137_CR3","doi-asserted-by":"crossref","first-page":"38","DOI":"10.1093\/bja\/66.1.38","volume":"66","author":"KN Williams","year":"1991","unstructured":"Williams KN, Carli F, Cormack RS. Unexpected difficult laryngoscopy: a prospective survey in routine general surgery. Br J Anaesth 1991; 66: 38\u201344.","journal-title":"Br J Anaesth"},{"key":"BF03013137_CR4","doi-asserted-by":"crossref","first-page":"211","DOI":"10.1093\/bja\/61.2.211","volume":"61","author":"ME Wilson","year":"1988","unstructured":"Wilson ME, Spiegelhalter D, Robertson JA, Lesser P. Predicting difficult intubation. Br J Anaesth 1988; 61: 211\u20136.","journal-title":"Br J Anaesth"},{"key":"BF03013137_CR5","doi-asserted-by":"crossref","first-page":"136","DOI":"10.1016\/0952-8180(95)00198-0","volume":"8","author":"JL Benumof","year":"1996","unstructured":"Benumof JL, Cooper SD. Quantitative improvement in laryngoscopic view by optimal external laryngeal manipulation. J Clin Anesth 1996; 8: 136\u201340.","journal-title":"J Clin Anesth"},{"key":"BF03013137_CR6","doi-asserted-by":"crossref","first-page":"419","DOI":"10.1213\/00000539-199702000-00033","volume":"84","author":"O Takahata","year":"1997","unstructured":"Takahata O, Kubata M, Mamiya K, et al. The efficacy of the \u201cBURP\u201d maneuver during a difficulty laryngoscopy. Anesth Analg 1997; 84: 419\u201321.","journal-title":"Anesth Analg"},{"key":"BF03013137_CR7","doi-asserted-by":"crossref","first-page":"919","DOI":"10.1111\/j.1553-2712.1998.tb02823.x","volume":"5","author":"RM Levitan","year":"1998","unstructured":"Levitan RM, Ochroch EA, Kush S, Shofer FS, Hollander JE. Assessment of airway visualization; validation of the percentage of glottic opening (POGO) scale. Acad Emerg Med 1998; 5: 919\u201323.","journal-title":"Acad Emerg Med"},{"key":"BF03013137_CR8","first-page":"288","volume":"45","author":"DJ Doyle","year":"1998","unstructured":"Doyle DJ. Video review\u2014Orotracheal intubation. Produced by Levitan RM, Higgins MS. Can J Anesth 1998; 45: 288.","journal-title":"Can J Anesth"},{"key":"BF03013137_CR9","first-page":"39","volume":"26","author":"RM Levitan","year":"1999","unstructured":"Levitan, RM. Direct laryngoscopy imaging: teaching and research applications. Educational Synopses in Anesthesiology and Critical Care Medicine (June, 1998): The On-line Anesthesia Journal, at http:\/\/gasnet.med.yale.edu\/esia\/1998\/june\/samart.html. Reprinted in Am J Anesthesiology 1999; 26: 39\u201312.","journal-title":"Reprinted in Am J Anesthesiology"}],"container-title":["Canadian Journal of Anesthesia\/Journal canadien d'anesth\u00e9sie"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF03013137.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/article\/10.1007\/BF03013137\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/link.springer.com\/content\/pdf\/10.1007\/BF03013137","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,21]],"date-time":"2019-05-21T18:55:01Z","timestamp":1558464901000},"score":1,"resource":{"primary":{"URL":"http:\/\/link.springer.com\/10.1007\/BF03013137"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1999,10]]},"references-count":9,"journal-issue":{"issue":"10","published-print":{"date-parts":[[1999,10]]}},"alternative-id":["BF03013137"],"URL":"https:\/\/doi.org\/10.1007\/bf03013137","relation":{},"ISSN":["0832-610X","1496-8975"],"issn-type":[{"value":"0832-610X","type":"print"},{"value":"1496-8975","type":"electronic"}],"subject":[],"published":{"date-parts":[[1999,10]]}}}