RT Journal Article SR Electronic T1 Referrals for cataract and Action on cataracts, evidence-based guidelines JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 965 OP 966 VO 55 IS 521 A1 Stephen C Lash A1 Catherine Prendiville YR 2005 UL http://bjgp.org/content/55/521/965.2.abstract AB