Addoor, K. R., V. N. Janardhana Raju, S. V. Bhandary, S. G. Menon, and A. Gupta. “OPTIC NEUROPATHY INDUCED BY LOW DOSE OF ETHAMBUTOL: A RARE PRESENTATION”. Asian Journal of Pharmaceutical and Clinical Research, vol. 10, no. 4, Apr. 2017, pp. 12-13, doi:10.22159/ajpcr.2017.v10i4.16983.