Rubio, L.L.RubioYeh, H.H.H.H.YehTian, T.T.TianFalk, B.W.B.W.Falk2010-10-082018-06-292010-10-082018-06-292000-05http://ntur.lib.ntu.edu.tw//handle/246246/213089en-USA heterogeneous population of defective RNAs is associated with Lettuce infectious yellows virus (LIYV). Virology