Brugts, M. P., van Duijn, C. M., Hofland, L. J., Witteman, J. C., Lamberts, S. W., & Janssen, J. A. (2010). IGF-I Bioactivity in an Elderly Population: Relation to Insulin Sensitivity, Insulin Levels, and the Metabolic Syndrome. American Diabetes Association.

Brugts, Michael P., Cornelia M. van Duijn, Leo J. Hofland, Jacqueline C. Witteman, Steven W.J Lamberts, et Joseph A.M.J.L Janssen. IGF-I Bioactivity in an Elderly Population: Relation to Insulin Sensitivity, Insulin Levels, and the Metabolic Syndrome. American Diabetes Association, 2010.

Brugts, Michael P., et al. IGF-I Bioactivity in an Elderly Population: Relation to Insulin Sensitivity, Insulin Levels, and the Metabolic Syndrome. American Diabetes Association, 2010.