60
Participants
Start Date
October 15, 2019
Primary Completion Date
December 31, 2019
Study Completion Date
February 1, 2020
Selenium Supplementation
The selenium supplementation group will receive 200 μg selenium daily by taking two selenium-enriched yeast tablets (SelenoPrecise®, Pharma Nord) once daily for 60 days.
Influenza vaccination
Subjects will receive standard seasonal influenza vaccination for the 2019-2020 season.
Tongji Hospital of Tongji Medical College of Huazhong University of Science and Technology, Wuhan
The University of Queensland
OTHER
Huazhong University of Science and Technology
OTHER