@article{420e5d5bd47b459198db53a79acf5a4f,
title = "Internal validation of risk models in clustered data: a comparison of bootstrap schemes.",
author = "W. Bouwmeester and K.G.M. Moons and T.H. Kappen and \{van Klei\}, W.A. and J.W. Twisk and M.J.C. Eijkemans and Y. Vergouwe",
year = "2013",
doi = "10.1093/aje/kws396",
language = "English",
volume = "177",
pages = "1209--1217",
journal = "American Journal of Epidemiology",
issn = "0002-9262",
publisher = "Oxford University Press",
number = "11",
}