Marmamula, S., Khanna, R. C., Kunkunu, E., & Rao, G. N. (2016). Population-based assessment of prevalence and causes of visual impairment in the state of Telangana, India: A cross-sectional study using the Rapid Assessment of Visual Impairment (RAVI) methodology. BMJ Open.
Čikaški stil citiranjaMarmamula, Srinivas, Rohit C. Khanna, Eswararao Kunkunu, i Gullapalli N. Rao. "Population-based Assessment of Prevalence and Causes of Visual Impairment in the State of Telangana, India: A Cross-sectional Study Using the Rapid Assessment of Visual Impairment (RAVI) Methodology." BMJ Open 2016.
MLA način citiranjaMarmamula, Srinivas, Rohit C. Khanna, Eswararao Kunkunu, i Gullapalli N. Rao. "Population-based Assessment of Prevalence and Causes of Visual Impairment in the State of Telangana, India: A Cross-sectional Study Using the Rapid Assessment of Visual Impairment (RAVI) Methodology." BMJ Open 2016.