Wilkinson EAJ, Hawke CI. Oral zinc for arterial and venous ulcers (Cochrane Review), in The Cochrane Library, 1:2002. Oxford: Update Software. Yagmur C, Akaishi S, Ogawa R, et al: Mechanical receptor- related mechanisms in scar management: A review and hypo- thesis, Plast Reconstr Surg 126:426-434, 2010. Juckett G, Hartman-Adams H: Management of keloids and hypertrophic scars, Am Fam Physician 80:253-260, 2009. Greaves NS, Iqbal SA, Baguneid M, et al: The role of skin substitutes in the management of chronic cutaneous wounds, Wound Repair Regen 21:194-210, 2013. Arnold MA, Barbul A. Surgical site infections. In: Cameron JL, ed. Current Surgical Therapy . 9th ed. St. Louis: Mosby-Elsevier; 2008:1152-1160. Sorensen LT, Toft BG, Rygaard J, et al: Effect of smoking, smoking cessation, and nicotine patch on wound dimension, vitamin C, and systemic markers of collagen metabolism, Surgery 148:982-990, 2010.