Comparison of Efficacy of Pembrolizumab between Epstein-Barr Virus‒Positive and ‒Negative Relapsed or Refractory Non-Hodgkin Lymphomas

Comparison of Efficacy of Pembrolizumab between Epstein-Barr Virus‒Positive and ‒Negative Relapsed or Refractory Non-Hodgkin Lymphomas