References
- Agazzi C. Arch. ital. Otol. 1951; 62: 462
- Anderson J. F., Zoller H. J., Alexander L. W. Eye, Ear, Nose Thr. Mon. 1950; 24: 75
- Atkinson M. Arch. Otolaryng. 1954; 50: 192
- Baron S. H. Laryngoscope 1951; 61: 530
- Bau H. W., Savitt L. Eye, Ear, Nose Thr. Mon. 1951; 30: 83
- Covell W. P. Laryngoscope 1941; 50: 632
- Covell W. P. Ibid 1941; 51: 683
- Lobel M. J. Eye, Ear, Nose Thr. Mon. 1949; 28: 213
- Loch W. E. Mschr. Ohrenheilk. 1939; 73: 542
- Lovino M., Lecco V. Arch. ital. Otol. 1950; 61: 177
- Mellanby E. Laryngoscope 1939; 49: 1090
- Mellanby E. Brain 1953; 58: 141
- Nager G. Pract. oto-rhino-laryng. 1952; 14: 129
- Perlman H. B., Willard J. Ann. Otol. Rhin. & Laryng. 1941; 50: 349
- Rüedi L. Acta Oto-laryng. 1954; 46: 502
- Von Schultess G. Arch. Otolaryng. 1957; 65: 512
- Ward W. D., Glorig A. Acta oto-laryng. 1960; 52: 72
- Willemse C. Acta med. belg. 1952; 6: 319