References
- Fitzgerald G., Hallpike C. S. Brain 1942; 65: 115
- Hallpike C. S., Spencer Harridson M., Slater E. Acta Oto-laryng. 1951; 39: 151
- Jongkees L. B. W. Arch. Otolaryng. 1948; 48: 402
- Lundberg N. Acta Oto-laryng. 1940; 28: 501
- Petermann A. Practica oto-rhino-laryngologica. 1953; 15: 28
- Thomsen K. A. Acta Oto-laryng. Suppl. 1953; 109: 189