Search results
Journal of Clinical Epidemiology > 1997 > 50 > 7 > 779-786
Journal of Emergency Medicine > 1996 > 14 > 2 > 139-145
Cardiovascular Surgery > 1996 > 4 > 1 > 29-35
Journal of Clinical Epidemiology > 1997 > 50 > 7 > 779-786
Journal of Emergency Medicine > 1996 > 14 > 2 > 139-145
Cardiovascular Surgery > 1996 > 4 > 1 > 29-35