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Livingston EH, Ko CY.Livingston EH, et al. Among authors: ko cy.Obes Res. 2002 Aug;10(8):824-32. doi: 10.1038/oby.2002.111.Obes Res. 2002.PMID: 12181392Free article.
Liu JH, Zingmond D, Etzioni DA, O'Connell JB, Maggard MA, Livingston EH, Liu CD, Ko CY.Liu JH, et al. Among authors: ko cy.Am Surg. 2003 Oct;69(10):823-8.Am Surg. 2003.PMID: 14570356
O'Connell JB, Maggard MA, Liu JH, Etzioni DA, Livingston EH, Ko CY.O'Connell JB, et al. Among authors: ko cy.Am Surg. 2003 Oct;69(10):866-72.Am Surg. 2003.PMID: 14570365
Etzioni DA, Liu JH, O'Connell JB, Maggard MA, Ko CY.Etzioni DA, et al. Among authors: ko cy.Am Surg. 2003 Nov;69(11):961-5.Am Surg. 2003.PMID: 14627256
Liu JH, Etzioni DA, O'Connell JB, Maggard MA, Ko CY.Liu JH, et al. Among authors: ko cy.Arch Surg. 2004 Apr;139(4):423-8. doi: 10.1001/archsurg.139.4.423.Arch Surg. 2004.PMID: 15078711