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	1.	Screening for chlamydial infection: an evidence update for the U.S. Preventive Services Task Force. [electronic resource] by Meyers, David S Halvorson, Heather Luckhaupt, Sara Producer: 20070726 In: Annals of internal medicine vol. 147 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Postinfectious irritable bowel syndrome--a meta-analysis. [electronic resource] by Halvorson, Heather A Schlett, Carey D Riddle, Mark S Producer: 20060928 In: The American journal of gastroenterology vol. 101 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	An outbreak of itching in an elementary school-a case of mass psychogenic response. [electronic resource] by Halvorson, Heather Crooks, Janet Lahart, Daniel A Farrell, Katherine P Producer: 20080826 In: The Journal of school health vol. 78 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Infectious gastroenteritis and risk of developing inflammatory bowel disease. [electronic resource] by Porter, Chad K Tribble, David R Aliaga, Pablo A Halvorson, Heather A Riddle, Mark S Producer: 20081002 In: Gastroenterology vol. 135 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Cross-sectional survey of anthrax vaccine coverage and KAP among deployed US military. [electronic resource] by Porter, Chad K Tribble, David R Halvorson, Heather Putnam, Shannon D Sanders, John W Riddle, Mark S Producer: 20100304 In: Human vaccines vol. 5 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Acute gastrointestinal infection, respiratory illness, and noncombat injury among US military personnel during Operation Bright Star 2005, in Northern Egypt. [electronic resource] by Riddle, Mark S Halvorson, Heather A Shiau, Danny Althoff, Juliann Monteville, Marshall R Shaheen, Hind Horvath, Edward P Armstrong, Adam W Producer: 20080221 In: Journal of travel medicine vol. 14 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)