RT Journal Article SR Electronic T1 The Visual Fields. A Text-book and Atlas of Clinical Perimetry JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 304 OP 304 DO 10.1136/bjo.61.4.304 VO 61 IS 4 A1 Scott, G. I. YR 1977 UL http://bjo.bmj.com/content/61/4/304.1.abstract AB