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2. The use and abuse of routine stool microbiology: a College of American Pathologists Q-probes study of 601 institutions;Valenstein;Arch Pathol Lab Med,1996
3. Diarrhea acquired in the hospital;McFarland;Gastroenterol Clins North Am,1993
4. Inappropriate testing for diarrheal diseases in the hospital;Siegel;JAMA,1990
5. Is routine screening for conventional enteric pathogens necessary in sporadic hospital-acquired diarrhoea?;Ozerek;J Hosp Infect,1999