GrayH.: Anatomy of the Human Body. GossC. M. (Ed.). 27th Ed.Lea and Febiger, Philadelphia, 1959.
2.
AdamsR. D.ResnikW. H.: Principles of Internal Medicine. HarrisonT. R. (Ed.). McGraw-Hill Book Co., Inc., New York, 1962.
3.
PowersS. R.DrislaneT. M.NevinsS.: Intermittent Vertebral Artery Compression: A New Syndrome. Surgery49:257–264, 1961.
4.
TooleJ. F.TuckerS. H.: Influence of Head Position Upon Cerebral Circulation. Arch. Neurol. 2:616–623, 1960.
5.
FieldsW. S.WeibelJ.: Effects of Disorders on the Vestibular System. In: Neurological Aspects of Auditory and Vestibular Disorders. FieldsW. S.AlfordB. R., (Eds.). Charles C. Thomas, Springfield, Ill., pp. 305–340, 1964.
6.
ReddyJ. B.: Basilar Circulation in Otolaryngology. Arch. Otolaryngol. 73:654–658, 1961.
7.
SandstromJ: Cervical Syndrome with Vestibular Symptoms. Acta Otolaryngol. 54:207–226, 1962.
8.
JongkeesL. B. W.: Cervical Vertigo. Laryngoscope79:1473–1484, 1969.