P118 CEEFA( 118 Sun 19 Dec 14:42/17        ] The first man to "e given an artificial heart, Dr Barney Clark, has had his best day since his operation. Doctors in Utah, USA, s!id he sat in a chair jot 38 minutes, and has now "jen taken off the critical list. Dr Clark received the new heart at the beginning of the month. News Headlines 1O1 News Index 19O