Drupal-Bibcite0<style face="normal" font="default" size="100%">Minimizing errors of omission: behavioural reenforcement of heparin to avert venous emboli: the BEHAVE study.</style><style face="normal" font="default" size="100%">Minimizing errors of omission: behavioural reenforcement of heparin to avert venous emboli: the BEHAVE study.</style>