著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Roberto de Franchis and Gianmichele Meucci and Maurizio Vecchi and Maria Tatarella and Massimo Colombo and Ersilio Del Ninno and Maria Grazia Rumi and Maria Francesca Donato and Guido Ronchi,The Natural History of Asymptomatic Hepatitis B Surface Antigen Carriers,Annals of Internal Medicine,0003-4819,American College of Physicians,1993-02-01,118,3,191-194,https://cir.nii.ac.jp/crid/1362262943647106944,https://doi.org/10.7326/0003-4819-118-3-199302010-00006