Shandong First Medical University, Shandong First Medical University, China Astronaut Research and Training Center, affiliation not provided to SSRN, affiliation not provided to SSRN, China Astronaut Research and Training Center, China Astronaut Research and Training Center, China Astronaut Research and Training Center, China Astronaut Research and Training Center, affiliation not provided to SSRN, Shandong First Medical University and China Astronaut Research and Training Center