S. K. Shivappa, J. L. Hlawndo, P. Rudramurthy, J. Raghuram, and A. P. Rao, “Clinicopathological and morbidity profile of childhood polyarteritis nodosa in a tertiary referral center”, Int J Contemp Pediatr, vol. 7, no. 3, pp. 696–703, Feb. 2020.