Myadagmaa Jaalkhorol, Amarsaikhan Dashtseren, Gantuya Magnaibayar, Badrangui Bat-Orgil, Ikuo Tsunoda, Shiirevnyamba Avirmed, Stefania Iaquinto, Viktor von Wyl. "Factors associated with vitamin D levels in Mongolian patients with multiple sclerosis." PLoS ONE, 2025. doi:10.1371/journal.pone.0317279