Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SHOTSU Akira and NAGAO Tadami and OZAWA Atsushi and SASAKI Shogo,The Germfree Ward of Tokai University Hospital,Tokai journal of experimental and clinical medicine,03850005,Tokai University,1979-01,4,1,43-49,https://cir.nii.ac.jp/crid/1570572701995698048,