P. Sahu, Yajnesh, Sachchidanand Pandey, and Sabita Mohapatra. 2018. “Analgesic Activity of Allopurinol and Febuxostat in Experimental Animals”. International Journal of Basic & Clinical Pharmacology 7 (4):603-7. https://doi.org/10.18203/2319-2003.ijbcp20181005.