Back, GW; Nadig, S; Uppal, S; Coatesworth, AP (December 2004). «Why do we have a uvula?: literature review and a new theory». Clinical Otolaryngology and Allied Sciences. 29 (6): 689–93. doi:10.1111/j.1365-2273.2004.00886.x. PMID15533161.
Vilacosta, Isidre; Godoy, Victoria Cañadas (2008). «Bifid Uvula and Aortic Aneurysm». New England Journal of Medicine. 359 (2): e2. doi:10.1056/NEJMicm070582. PMID18614778.
Back, GW; Nadig, S; Uppal, S; Coatesworth, AP (December 2004). «Why do we have a uvula?: literature review and a new theory». Clinical Otolaryngology and Allied Sciences. 29 (6): 689–93. doi:10.1111/j.1365-2273.2004.00886.x. PMID15533161.
Vilacosta, Isidre; Godoy, Victoria Cañadas (2008). «Bifid Uvula and Aortic Aneurysm». New England Journal of Medicine. 359 (2): e2. doi:10.1056/NEJMicm070582. PMID18614778.