_:vb50956111 . _:vb50956111 . _:vb50956111 . _:vb50956111 "An intestine carcinoma in situ that is located_in the colon."^^ . _:vb50956111 . _:vb50956111 . _:vb50956111 "url:https://www.ncbi.nlm.nih.gov/pubmed/622667"^^ .