Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) World Health Organization,"Definition, diagnosis and classification of diabetes mellitus and its complications",http://whqlibdoc.who.int/hq/1999/WHO_NCD_NCS_99.2.pdf,,,1999,,,,https://cir.nii.ac.jp/crid/1570291226400868736,