Text this: Scientific Opinion on the substantiation of health claims related to a combination of Lactobacillus rhamnosus CNCM I‐1720 and Lactobacillus helveticus CNCM I‐1722 and defence against pathogenic gastro‐intestinal microorganisms (ID 939, further assessment) pursuant to Article 13(1) of Regulation (EC) No 1924/2006