%0 Journal Article %B J Am Coll Surg %D 2012 %G eng %N 4 %P 453-66 %R 10.1016/j.jamcollsurg.2012.06.017 %T Optimal preoperative assessment of the geriatric surgical patient: a best practices guideline from the American College of Surgeons National Surgical Quality Improvement Program and the American Geriatrics Society. %V 215 %1 https://www.ncbi.nlm.nih.gov/pubmed/22917646 %8 10/2012