Lakhkar, BB, BN Lakhkar, and P Vaswani. “Transcranial Doppler Study Among Children With Sickle Cell Anaemia Vs Normal Children”. Journal of Nepal Paediatric Society 32, no. 2 (October 1, 2012): 146-149. Accessed April 17, 2021. https://www.nepjol.info/index.php/JNPS/article/view/5681.