RT Journal Article SR Electronic T1 Trachoma, antibiotics and randomised controlled trials JF British Journal of Ophthalmology JO Br J Ophthalmol FD BMJ Publishing Group Ltd. SP 1443 OP 1444 DO 10.1136/bjo.2006.102301 VO 90 IS 12 A1 Shapiro, B A1 Dickersin, K A1 Lietman, T YR 2006 UL http://bjo.bmj.com/content/90/12/1443.abstract AB