Physician assistant : a guide to clinical practice / [edited by] Ruth Ballweg, Sherry Stolberg, Edward M. Sullivan. - 2nd ed. - Philadelphia : Saunders, c1999. - xviii, 863 p. : ill., maps ; 27 cm. Includes bibliographical references and index. ISBN: 0721676537 LCCN: 98024848 Subjects--Topical Terms: Physicians' assistants.Clinical competence.Physician Assistants.Clinical Competence. LC Class. No.: R697.P45 / P48 1999 Dewey Class. No.: 610.69/53 National Library of Medicine Call No.: W 21.5 P5775 1999