(06-08-2010)
World Health Organization. Safe Preparation, Storage and Handling of Powdered Infant Formula: Guidelines. ISBN 978 92 4 159541 4. Geneva: Author, 2007. Accessed November 22, 2009. Available at: http://www.who.int/foodsafety/publications/micro/pif_guidelines.pdf.
World Health Organization. Enterobacter Sakazakii and Other Microorganisms in Powdered Infant Formula. Microbiological Risk Assessment Series, No. 6 ISBN: 92 4 156262 5 (WHO). Geneva: Author, 2007. Accessed November 22, 2009. Available at: http://www.who.int/foodsafety/publications/micro/mra6/en/.