Performance evaluation of case definitions of type 1 diabetes for health insurance claims data in Japan. - Tasuku Okui; Chinatsu Nojiri; Shinichiro Kimura; Kentaro Abe; Sayaka Maeno; Masae Minami; Yasutaka Maeda; Naoko Tajima; Tomoyuki Kawamura; Naoki Nakashima (BMC Medical Informatics Decis. Mak., 2021)