RT Journal Article SR Electronic T1 Tenements of Clay. Medical Biographies of Famous People JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 249 OP 249 DO 10.1136/bjo.59.4.249 VO 59 IS 4 A1 P. D. Trevor-Roper YR 1975 UL http://bjo.bmj.com/content/59/4/249.1.abstract AB