Pereira-Lima, J.C., Jakobs, R., Da, Silva, C.P., Coral, G.P., Da, Silveirea, L.L., Rynkowski, C.B., Riemann, J.F. (2001)Endoscopic removal of Ascaris lumbricoides from the biliary tract as emergency treatment for acute suppurative cholangitis, Z Gastroenterol. , 39(9), pp. 793-6.