Sim, Julius. Research in health care: concepts, designs and methods / Juliu s Sim, Chris Wright. - Cheltenham, Glos. : S. Thornes, 2000. - ix, 402 p. : ill. ; 25 cm. Includes bibliographical references (P. 361-389) and index. ISBN: 0748737189 Subjects--Topical Terms: Health Services Research.Research Design. Dewey Class. No.: 362.107 National Library of Medicine Call No.: W8 4.3 / S41r 2000