Quality improvement in surgery: the American College of Surgeons National Surgical Quality Improvement Program approach.
Ingraham
Angela M
AM
Division of Research and Optimal Patient Care, American College of Surgeons, 633 North Saint Clair Street, Floor 22NE, Chicago, IL 60611, USA. aingraham@facs.org
Richards
Karen E
KE
Hall
Bruce L
BL
Ko
Clifford Y
CY