V Nair, R., S. Saraswathi, A. Anitha, and M. Rao KG. “Prenatally Diagnosed Type II Arnold Chiari Malformations-A Rare Congenital Anomaly With Some Unusual Associated Defects”. International Journal of Medical Research and Review, Vol. 3, no. 7, Aug. 2015, pp. 767-72, doi:10.17511/ijmrr.2015.i7.131.