00416nas a2200157 4500000000100000000000100001008004100002100001200043700001600055700001400071700001600085245012600101300001000227490000700237022001400244 2015 d1 aE. Kang1 aS. Pinheiro1 aT. Hammad1 aA. Abou-Ali00aEvaluating the validity of clinical codes to identify cataract and glaucoma in the UK Clinical Practice Research Datalink a38-440 v24 a1053-8569