Chen B.-F.Hsieh C.-L.DING-SHINN CHENHwang L.-H.2018-09-102018-09-101992https://www.scopus.com/inward/record.uri?eid=2-s2.0-0026750252&doi=10.1016%2f0006-291X%2892%2991197-X&partnerID=40&md5=a1535857957f99ebb0ca09e044490477http://scholars.lib.ntu.edu.tw/handle/123456789/298723Improved gene expression by a U3-based retroviral vectorjournal article10.1016/0006-291X(92)91197-X