Choplin, Neil T. Visual field testing with the humphrey field analyzer : a text and clinical atlas / Neil T. Choplin, Russell P. Edward - 2nd. ed - New Jersey : Slack Incorporated, 1999 - 229 p. : ill. ; 28 cm. Includes bibliographical references and index ISBN: 1556423896 RM227.13 LCCN: 99-26556 Subjects--Topical Terms: Perimetry--MethodsPerimetry--InstrumentationVisual Fields National Library of Medicine Call No.: WW145