Sankaran, R., R. K. Leela, and P. K. Vijayaraghavan. 1981. “The Occurrence of Enterotoxigenic Staphylococci in Raw Processed and Ready to Eat Foods-II Enterotoxin Assay and Phage Typing”. The Indian Journal of Nutrition and Dietetics 18 (8):294-99. http://www.informaticsjournals.com/index.php/ijnd/article/view/12722.