Temporal trends in the prevalence and causes of visual impairment in the South Indian state of Telangana: a population-based cross-sectional study
Objectives To investigate the temporal trends in the prevalence and causes of visual impairment (VI) in South India.Design Population-based cross-sectional studies conducted during the years 2011–2012 and 2017 using identical study methods and in geographical locations are compared. The L V Prasad E...
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| Main Authors: | , , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
BMJ Publishing Group
2019-07-01
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| Series: | BMJ Open |
| Online Access: | https://bmjopen.bmj.com/content/9/7/e029114.full |
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