Medical Institutions CHINA:Peking Union Medical College, Chinese Academy of Medical SciencesPeking Union Medical College HospitalHematology Hospital and Institute, Chinese Academy of Medical SciencesWest China Hospital, Sichuan UniversityXijing Hospital, Fourth Military Medical UniversityPeking University Institute of HematologyPeking University Third HospitalRui Jin Hospital, Shanghai Jiaotong University School of MedicineChina-Japan Friendship HospitalBeijing Geriatrics HospitalShanghai Changhai Hospital, Second Military Medical UniversityThe First Affiliated Hospital of China Medical UniversityThe First Affiliated Hospital of Dalian Medical UniversityGuangzhou Chest HospitalTianjin Medical University Eye Hospital and InstituteXin Hua Hospital, Shanghai Jiaotong University School of MedicineChinese and Western Medicine Institute, Huashan Hospital, Fudan UniversityZhejiang Provincial Institute of Geriatrics at Zhejiang HospitalSecond Xiangya Hospital, Central South UniversityWuhan Mental Health CenterNanfang Hospital, Southern Medical University US:Harvard Medical SchoolMassachusetts General Hospital, Harvard UniversityYale School of MedicineCleveland Clinic FoundationUniversity of Pennsylvania School of MedicineJohns Hopkins University School of MedicineMemorial Sloan Kettering Cancer CenterJefferson Medical College, Thomas Jefferson UniversityUniversity of California, San DiegoSchool of Medicine at University of California, Los AngelesUniversity of Michigan Medical SchoolMedical College of WisconsinBoston University School of MedicineUniversity of Rochester School of MedicineNational Institute on Aging, NIHMayo ClinicCincinnati Children’s Hospital Medical CenterBaylor College of MedicineThe University of OklahomaTerasaki Foundation LabHebrew SeniorLife Institute for Aging ResearchStanford University School of MedicinePennsylvania State UniversityThe Center for Human Reproduction, New YorkBrigham and Women’s Hospital