Successful treatment by on-demand glecaprevir and pibrentasvir for hepatitis C flare during R-CHOP in patients with diffuse large B-cell lymphoma: a case report. - Umemura, Machiko; Suda, Goki; Tsukamoto, Shihori; Ebata, Ko; Takahash, Shinjiro; Sasaki, Takashi; Nakajima, Sae; Hirata, Koji; Ozasa, Mariko; Takano, Masatoshi; Katagiri, Masaki; Sakamoto, Naoya (BMC Infectious Diseases, 2021)