SMRT sequencing revealed the diversity and characteristics of defective interfering RNAs in influenza A (H7N9) virus infection oleh Wing-Yu Lui, Chun-Kit Yuen, Can Li, Wan Man Wong, Pak-Yin Lui, Chi-Ho Lin, Kwok-Hung Chan, Hanjun Zhao, Honglin Chen, Kelvin K. W. To, Anna J. X Zhang, Kwok-Yung Yuen, Kin-Hang Kok