Sheehan, N J Increased serum alkaline phosphatase activity in ankylosing spondylitis. [electronic resource] - Annals of the rheumatic diseases Oct 1983 - 563-5 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0003-4967 Standard No.: 10.1136/ard.42.5.563 doi Subjects--Topical Terms: AdolescentAdultAgedAlanine Transaminase--bloodAlkaline Phosphatase--bloodBlood SedimentationC-Reactive Protein--metabolismFemaleHumansIsoenzymes--bloodLiver--enzymologyMaleMiddle AgedSpondylitis, Ankylosing--enzymologygamma-Glutamyltransferase--blood