RT Journal Article SR Electronic T1 Contact Lenses and Corneal Disease: A Programmed Course JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 367 OP 367 DO 10.1136/bjo.61.5.367 VO 61 IS 5 A1 P. D. Davies YR 1977 UL http://bjo.bmj.com/content/61/5/367.1.abstract AB