[1]
D. N. Raithatha, D. M. Patel, D. R. Patel, and D. L. N. Chauhan, “Velamentous insertion of umbilical cord in twin pregnancy: Velamentous insertion of umbilical cord”, Natl J Integr Res Med, vol. 2, no. 4, pp. 121–123, Dec. 2011.