Chaudhary, M., A. Bhattarai, S. Adhikari, and D. Bhatta. “Bacteriology and Antimicrobial Susceptibility of Adult Chronic Dacryocystitis”. Nepalese Journal of Ophthalmology, vol. 2, no. 2, Sept. 2010, pp. 105-13, doi:10.3126/nepjoph.v2i2.3716.