CJCP     2018 20 (1):  77-82    ISSN: 1008-8830  CN: 43-1301/R Role of programmed death-1 in viral infectious diseases LU Fu-Ce, NONG Guang-Min Department of Pediatrics, First Affiliated Hospital of Guangxi Medical University, Nanning 530021, China Received: 2017-11-21  Revised: 2017-12-11  Online: null Supporting info null