Collins, R. Douglas Differential diagnosis in primary care / R. Douglas Collins - 4th ed. - Philadelphia : Lippincott Williams & Wilkins, 2008 - xvi, 510 p. : ill. ; 28 cm. ISBN: 0781768128 RM238.53 9780781768122 Subjects--Topical Terms: Dignosis, DifferentialPrimary Health Care National Library of Medicine Call No.: WB141.5 / .C712d 2008 9HUKMTL