S. P. Shikha, P. R. Sreepriya, B. B. Pillai Sandeep, K. Mohanan, V. R. Rajendran, and T. S. Nair Anish, “Ultrasound in the diagnosis of cystic intra-abdominal lesions in children - a cross-sectional study from a tertiary care hospital in South India”, Indian J Child Health, vol. 5, no. 7, pp. 499–503, Jul. 2018, doi: 10.32677/IJCH.2018.v05.i07.012.