“Foodborne and Waterborne Infections in Elderly Community and Long-Term Care Facility Residents, Victoria, Australia,” by Martyn D. Kirk, Joy Gregory, Karin Lalor, Gillian V. Hall, and Niels Becker (Vol. 18, No. 3, March 2012, HTML and .pdf format, p. 377-383).
HTML:
wwwnc.cdc.gov/eid/article/18/3/11-0311_article.htm
.pdf: