Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Terashita Takayoshi,7. Qualitative Research Methodology,Japanese Journal of Radiological Technology,03694305,Japanese Society of Radiological Technology,2011,67,4,413-417,https://cir.nii.ac.jp/crid/1390282681338602112,https://doi.org/10.6009/jjrt.67.413