Tabatabaei, Diba, and Abbas Akhavan Sepahy. 2017. “Comparative Evaluation of Hyaluronic Acid Production by Streptococcus Thermophilus Isolated from Yoghurt”. Journal of Research in Biology 7 (6), 2342-54. https://ojs.jresearchbiology.com/index.php/jrb/article/view/453.