HAS-Flow May Be an Adequate Method for Evaluating Human T-Cell Leukemia Virus Type 1 Infected Cells in Human T-Cell Leukemia Virus Type 1-Positive Rheumatoid Arthritis Patients Receiving Antirheumatic Therapies: A Retrospective Cross-Sectional Observation Study 

Kunihiko Umekita 1,2, Yuki Hashikura 2, Akira Takaki 2, Masatoshi Kimura 1, Katsumi Kawano 2, Chihiro Iwao 1, Shunichi Miyauchi 1, Takeshi Kawaguchi 1, Motohiro Matsuda 1, Yayoi Hashiba 3 and Toshihiko Hidaka 3

1 Division of Respirology, Rheumatology, Infectious Diseases and Neurology, Department of Internal Medicine, University of Miyazaki, Kihara 5200, Kiyotake, Miyazaki 889-1692, Japan

² Department of Clinical Laboratory, University of Miyazaki Hospital, Kihara 5200, Kiyotake, Miyazaki 889-1692, Japan

³ Institute of Rheumatology, Miyazaki Zenjinkai Hospital, Miyazaki 880-0834, Japan

Viruses 2023, 15(2), 468; https://doi.org/10.3390/v15020468 (registering DOI)

https://www.mdpi.com/1999-4915/15/2/468