@article{Skytthe2013,
author = {Skytthe, A. and Christiansen, L. and Kyvik, K.O. and Boedker, F.L. and Hvidberg, L. and Petersen, I. and Nielsen, M.M.F. and Bingley, P. and Hjelmborg, J. and Tan, Q. and Holm, N.V. and Vaupel, J.W. and McGue, M. and Christensen, K.},
title= {The Danish Twin Registry: Linking surveys, national registers, and biological information},
year = {2013},
doi = {10.1017/thg.2012.77},
volume = {16},
number = {1},
pages = {104--111},
}