Kelley's textbook of rheumatology / Gary S. Firestein ... [et al.]. - 9th ed. - Philadelphia, PA : Elsevier/Saunders, c2013. - 2 v. (xxxi, 1970 p.) : ill. Includes bibliographical references and index. ISBN: 9781437717389 (hardcover) Subjects--Topical Terms: Collagen DiseasesJoint DiseasesRheumatic Diseases National Library of Medicine Call No.: WE 544 / .K45 2013