Phase I Clinical Study of JS203 in Patients With Relapsed/Refractory B-cell Non-Hodgkin's Lymphoma

"2-steps:JS203 for Injection is administered on the first and eighth day of the first cycle and every 3 weeks thereafter.~3-steps:JS203 for Injection is administered on the first, eighth and fifteenth day of the first cycle and every 3 weeks thereafter.~4-steps:JS203 for Injection is administered on the first, eighth, fifteenth and twenty-second day of the first cycle and every 3 weeks thereafter."