Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Suzuki Kenji and Tanaka Etsuo and Tanaka Isamu and Baba Shunkichi,Acquisition and Transition of Normal Bacterial Flora in Oropharynx.,Stomato-pharyngology,0917-5105,Japan Society of Stomato-pharyngology,1996,8,2,261-266,https://cir.nii.ac.jp/crid/1390282679401986432,https://doi.org/10.14821/stomatopharyngology1989.8.261