Pokharel, S, DN Shah, SN Joshi, and M Choudhary. 2010. “Tearfilm Immunoglobulin E (IgE) Level in Vernal Keratoconjunctivitis by ELISA”. Kathmandu University Medical Journal 7 (2):104-8. https://doi.org/10.3126/kumj.v7i2.2700.