Polgar, Stephen, Introduction to research in the health sciences / Stephen Polgar, Shane Thomas. - Seventh edition. - Singapore : Elsevier Pte. Ltd., c2020. - vi, 213 pages : tables, figures, graphs ; 23 cm. Includes bibliographical references and index. English ISBN: 9789814920438 Subjects--Topical Terms: Research--Health Science. Dewey Class. No.: 610.72 / P762i