@article{hagiwara_hayashi_mita_hiramatsu_ueda_takehara_yuki_katayama_kasahara_fusamoto_et al._1991, 
  title={Detection of hepatitis C virus RNA in serum in chronic liver disease.}, 
  volume={32}, 
  DOI={10.2957/kanzo.32.762}, 
  publisher={Japan Society of Hepatology}, 
  author={HAGIWARA and HAYASHI and MITA and HIRAMATSU and UEDA and TAKEHARA and YUKI and KATAYAMA and KASAHARA and FUSAMOTO and et al.}, 
  year={1991}
  }