These were a cross-over study of biphasic insulin aspart 30 (BIAsp30) versus biphasic human insulin 30 (BHI 30) in 13 type 2 diabetic patients [12] and a randomized controlled trial of BIAsp 30 versus BHI 30 in 294 patients with type 1 and type 2 diabetes [13]. Here, INS is linked to type 2 diabetes mellitus.