DonaldD.VenesDonaldD. (red.), Taber’s cyclopedic medical dictionary, wyd. 23, Philadelphia: F.A. Davis Company, 2017, s. 2294, ISBN 978-0-8036-5940-7, OCLC973541122.
MichaelM.PetersMichaelM., British MedicalB.M.AssociationBritish MedicalB.M., The British Medical Association illustrated medical dictionary, wyd. 3, London: Dorling Kindersley Limited, 2013, s. 536, ISBN 978-1-4093-8106-8, OCLC854908948.
Marie T.M.T.O’TooleMarie T.M.T. (red.), Mosby’s medical dictionary, wyd. 9, St. Louis: Elsevier/Mosby, 2013, s. 1730, ISBN 978-0-323-08541-0, OCLC788298656.
W.A. NewmanW.A.N.DorlandW.A. NewmanW.A.N., Dorland's illustrated medical dictionary., wyd. 32, Philadelphia, PA: Saunders/Elsevier, 2012, s. 1819-1854, ISBN 978-1-4160-6257-8, OCLC706780870.