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Fluur E, Mellström A.Fluur E, et al.Laryngoscope. 1970 Nov;80(11):1701-12. doi: 10.1288/00005537-197011000-00005.Laryngoscope. 1970.PMID: 5481000No abstract available.
Fluur E, Mellström A.Fluur E, et al.Laryngoscope. 1970 Nov;80(11):1713-21. doi: 10.1288/00005537-197011000-00006.Laryngoscope. 1970.PMID: 5481001No abstract available.