Multimedia Scientists Catalog Zoo of Bacteria inside Our Guts Multimedia Scientists Catalog Zoo of Bacteria inside Our Guts marzo 5, 2010 Yahoo! News, “Scientists Catalog Zoo of Bacteria inside Our Guts,” by Seth Borenstein, March 3, 2010 ; https://news.yahoo.com/s/ap/20100303/ap_on_sc/us_sci_gut_zoo_2
