TY - GEN AU - Selby,W AU - Pokorny,C AU - Gallagher,N D AU - McCaughan,G TI - Re: Biliary tract calculi and primary sclerosing cholangitis SN - 0002-9270 PY - 1996///0517 KW - Cholangitis, Sclerosing KW - complications KW - Cholelithiasis KW - Humans N1 - Publication Type: Comment; Letter ER -