RT Journal Article SR Electronic T1 Challenges in estimating the accuracy of imaging-based detection methods for glaucomatous progression JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 385 OP 386 DO 10.1136/bjophthalmol-2012-302841 VO 97 IS 4 A1 Koenraad A Vermeer A1 Hans G Lemij YR 2013 UL http://bjo.bmj.com/content/97/4/385.abstract AB