Donmez Cakil, Yaprak, Zeynep Gunes Ozunal, Sibel Karsidag, and Sevki Åžahin. 2022. “Interferon Beta-1b Level in Parkinson’s Disease: Before and After SARS-CoV-2 Vaccination”. International Clinical Neuroscience Journal 9 (August):e23. https://journals.sbmu.ac.ir/neuroscience/article/view/38343.