RT Journal Article SR Electronic T1 Liver biopsy: “blind” or under ultrasound control JF Gut JO Gut FD BMJ Publishing Group Ltd and British Society of Gastroenterology SP 157 OP 158 DO 10.1136/gut.49.1.157 VO 49 IS 1 A1 I M MURRAY-LYON A1 R de WILDE YR 2001 UL http://gut.bmj.com/content/49/1/157.abstract AB