Safety and efficacy of CAR-T cell targeting BCMA in patients with multiple myeloma coinfected with chronic hepatitis B virus ============================================================================================================================ * Lu Han * Jian Zhou * Keshu Zhou * Xinghu Zhu * Lingdi Zhao * Baijun Fang * Qingsong Yin * Xudong Wei * Hu Zhou * Linlin Li * Bengling Xu * Jishuai Zhang * Yongping Song * Quanli Gao