Buysschaert, M., Joudi, I., Wallemacq, P., & Hermans, M. (2003). Performance of serum cystatin-C versus serum creatinine in subjects with type 1 diabetes. Diabetes Care, 26(4), 1320. https://doi.org/10.2337/diacare.26.4.1320 (Original work published 2003)