[1] Harvard Med Sch, Massachusetts Gen Hosp, Dept Surg, Boston, MA USA
[2] Harvard Med Sch, Ctr Surg & Publ Hlth, Brigham & Womens Hosp, Dept Surg, Boston, MA USA
[3] Brigham & Womens Hosp, Harvard Med Sch, Dept Surg, Boston, MA USA
[4] Brigham & Womens Hosp, Harvard TH Chan Sch Publ Hlth, Ariadne Labs, Boston, MA USA
[5] Lahey Hosp & Med Ctr, Dept Surg, Burlington, MA USA
[6] Univ Texas Southwestern Med Ctr, Dept Surg, Dallas, TX USA
[7] UTHlth, McGovern Med Sch, Dept Surg, Houston, TX USA
[8] Texas Tech Univ, Hlth Sci Ctr, Sch Med, Lubbock, TX USA
[9] Univ Texas Hlth Sci Ctr San Antonio, Dept Surg, San Antonio, TX 78229 USA
[10] Univ Calif Irvine, Dept Surg, Orange, CA 92868 USA
[11] Beaumont Hlth, Dept Surg, Royal Oak, MI USA
[12] Univ Michigan, Ctr Surg Training & Res CSTAR, Dept Surg, Ann Arbor, MI USA
[13] Univ Alabama Birmingham, Dept Surg, Birmingham, AL USA
[14] Univ Arkansas Med Sci, Dept Surg, Little Rock, AR USA
[15] Emory Univ, Dept Surg, Atlanta, GA USA
[16] Univ Cincinnati, Dept Surg, Cincinnati Res Educ Surg Training CREST, Cincinnati, OH 45221 USA
[17] Good Samaritan Hosp, Dept Surg, Cincinnati, OH USA
[18] Univ Toledo, Dept Surg, Toledo, OH USA
[19] Univ Louisville, Dept Surg, Louisville, KY USA
[20] Univ Kentucky, Dept Surg, Lexington, KY USA
[21] Thomas Jefferson Univ, Dept Surg, Philadelphia, PA USA
[22] Loyola Univ, Dept Surg, Maywood, IL USA
[23] Univ Wisconsin, Dept Surg, Madison, WI USA
[24] Med Univ South Carolina, Dept Surg, Div Oncol & Endocrine Surg, Charleston, SC USA