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	1.	Colonic stents: the modern treatment of colonic obstruction. [electronic resource] by Feo, Leandro Schaffzin, David M Producer: 20110727 In: Advances in therapy vol. 28 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Surgeon-performed ultrasound: endorectal ultrasound. [electronic resource] by Schaffzin, David M Wong, W Douglas Producer: 20040903 In: The Surgical clinics of North America vol. 84 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Squamous-cell carcinoma developing after an ileoanal pouch procedure: report of a case. [electronic resource] by Schaffzin, David M Smith, Lee E Producer: 20050630 In: Diseases of the colon and rectum vol. 48 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Nonoperative management of complicated diverticular disease. [electronic resource] by Schaffzin, David M Wong, W Douglas Producer: 20100625 In: Clinics in colon and rectal surgery vol. 17 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Endorectal ultrasound in the preoperative evaluation of rectal cancer. [electronic resource] by Schaffzin, David M Wong, W Douglas Producer: 20041026 In: Clinical colorectal cancer vol. 4 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Idiopathic myointimal hyperplasia of mesenteric veins in the elderly. [electronic resource] by Feo, Leandro Cheeyandira, Abhiman Schaffzin, David M Producer: 20130814 In: International journal of colorectal disease vol. 28 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	Perianal mucinous adenocarcinoma: unusual case presentations and review of the literature. [electronic resource] by Schaffzin, David M Stahl, Thomas J Smith, Lee E Producer: 20030328 In: The American surgeon vol. 69 Availability: No items available. Save to lists Add to cart (remove)
	8.	Vacuum-assisted closure of complex perineal wounds. [electronic resource] by Schaffzin, David M Douglas, Jennifer M Stahl, Thomas J Smith, Lee E Producer: 20041126 In: Diseases of the colon and rectum vol. 47 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)