INS and type 1 diabetes mellitus: The most representative terms are “non-insulin dependent diabetes mellitus” (1114), “risk factor” (979), “follow up” (821), “complication” (731), “glycosylated hemoglobin” (691), “disease duration” (457), “disease severity” (446), “glucose blood level” (366), “prognosis” (335), and “insulin” (322).