EFSA Panel on Dietetic Products, Nutrition and Allergies (October 2010). "Scientific Opinion on the substantiation of a health claim related to Lactobacillus casei strain Shirota and maintenance of the upper respiratory tract defence against pathogens by maintaining immune defences pursuant to Article 13(5) of Regulation (EC) N". EFSA Journal. 8 (10): 1860. doi:10.2903/j.efsa.2010.1860. Lay summary: Wallop, Harry (20 October 2010). "Probiotic drinks do not aid health, Europe says". The Telegraph. Archived from the original on 12 January 2022.
EFSA Panel on Dietetic Products, Nutrition and Allergies (October 2010). "Scientific Opinion on the substantiation of a health claim related to Lactobacillus casei strain Shirota and maintenance of the upper respiratory tract defence against pathogens by maintaining immune defences pursuant to Article 13(5) of Regulation (EC) N". EFSA Journal. 8 (10): 1860. doi:10.2903/j.efsa.2010.1860. Lay summary: Wallop, Harry (20 October 2010). "Probiotic drinks do not aid health, Europe says". The Telegraph. Archived from the original on 12 January 2022.
EFSA Panel on Dietetic Products, Nutrition and Allergies (October 2010). "Scientific Opinion on the substantiation of a health claim related to Lactobacillus casei strain Shirota and maintenance of the upper respiratory tract defence against pathogens by maintaining immune defences pursuant to Article 13(5) of Regulation (EC) N". EFSA Journal. 8 (10): 1860. doi:10.2903/j.efsa.2010.1860. Lay summary: Wallop, Harry (20 October 2010). "Probiotic drinks do not aid health, Europe says". The Telegraph. Archived from the original on 12 January 2022.