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Journal
BMJ Open
Volume
8
Issue
3
Pages
e018894
Publication year
2018
Suggested citation
Malhotra S, Vashist P, Kalaivani M, Gupta N, Senjam SS, Rath R, Gupta SK. Prevalence and causes of visual impairment amongst older adults in a rural area of North India: a cross-sectional study. BMJ Open. 2018; 8(3): e018894.
DOI
10.1136/bmjopen-2017-018894
PMID
29550774