TY - Protein Cell A1 - Jing Yang, Hao Li T1 - The impact of aging and COVID-19 on our immune system: a high-resolution map from single cell analysis Y1 - 2020-10-15 JF - Protein & Cell JO - Protein Cell SP - 703 EP - 706 VL - 11 IS - 10 UR - https://journal.hep.com.cn/pac N1 - 10.1007/s13238-020-00782-y ER -