The article describing the HOMA model (Matthews et al., 1985), which provides an easily computable index of insulin resistance, has received over 21,000 citations; the minimal model (Bergman et al., 1979), which has been used for insulin sensitivity assessment in may studies, over 1,300 citations; Steele’s model for tracer analysis (Steele, 1959) has been cited more than 1,800 times. Here, INS is linked to Insulin resistance.