@inbook{Christensen2011,
author = {Christensen, K. and M., Davidsen and Juel, K. and Mortensen, L. and Rau, R. and Vaupel, J.W.},
title= {The divergent life expectancy trends in Denmark and Sweden- and some potential explanations},
year = {2011},
editor = {Crimmins, E.M.},
editor = {Preston, S.H.},
editor = {Cohen, B.},
booktitle = {International Differences in Mortality at Older Ages:Dimensions and Sources},
address = {Washington, D.C.},
publisher = {The National Academies Press},
pages = {385--407},
}