Andra Danika, and Paulus Alexander Supit. “The Role of Probiotics in Improving Motor Function in Parkinson’s Disease: Evidence from a Systematic Review and Meta-Analysis”. The International Journal of Medical Science and Health Research 16, no. 3 (September 14, 2025): 1–19. Accessed October 21, 2026. https://internationalmedicaljournal.org/index.php/ijmhsr/article/view/319.