RT Journal Article SR Electronic T1 Signs of shock and raised jugular venous pressure JF BMJ : British Medical Journal JO BMJ FD British Medical Journal Publishing Group SP e2643 DO 10.1136/bmj.e2643 VO 344 A1 Keene, Daniel A1 Gopinath, Anjali A1 Watson, William A1 Maart, Clint A1 Bokhari, Awais YR 2012 UL http://www.bmj.com/content/344/bmj.e2643.abstract AB