Causes of Recurrent Laryngeal Nerve Paralysis
Arch Otolaryngol 102:259-261, Titche,L.L., 1976
Clinical Manifestations and Diagnosis of Bicuspid Aortic Valve in Adults
UpToDate Nov, Braverman, D.C., 2014
Transesophageal Echocardiography
NEJM 332:1268-1279, Daniel,W.G.&Mugge,A., 1995
Localization of Lesions Causing Horner's Syndrome
Arch Ophthamol 44:710, Jaffe,N., 1950