http://www.helium.com/knowledge/216939-gall-bladder-cancer-cholangiocarcinoma-clonorchis-sinensis-human-liver-fluke-infection-cancer.xml Helium.com > Cancer > Human liver fluke infection as a risk factor in developing Cholangiocarcinoma (Gall bladder cancer) en-us Copyright Helium.com Mon, 23 Feb 2009 04:41:43 GMT Mon, 23 Feb 2009 04:41:43 GMT