Association between 25 Hydroxyvitamin D Concentrations and the Risk of COVID-19: A Mendelian Randomization Study

Affiliations

• ¹ Beijing Key Laboratory of Clinical Epidemiology, School of Public Health, Capital Medical University, Beijing 100069, China.
• ² School of Public Health, Shandong First Medical University & Shandong Academy of Medical Sciences, Tai'an 271016, Shandong, China.
• ³ Lianyungang Maternal and Child Health Hospital, Lianyungang 222055, Jiangsu, China.
• ⁴ Beijing Key Laboratory of Clinical Epidemiology, School of Public Health, Capital Medical University, Beijing 100069, China;School of Public Health, Shandong First Medical University & Shandong Academy of Medical Sciences, Tai'an 271016, Shandong, China;School of Medical and Health Sciences, Edith Cowan University, Perth 60127, Australia.
• ⁵ Beijing Key Laboratory of Clinical Epidemiology, School of Public Health, Capital Medical University, Beijing 100069, China;School of Medical and Health Sciences, Edith Cowan University, Perth 60127, Australia;Inner Mongolia Comprehensive Center for Disease Control and Prevention, Hohhot 010031, Inner Mongolia Autonomous Region, China.