@article{Janssen2004,
author = {Janssen, F. and Kunst, A.},
title= {ICD coding changes and discontinuities in trends in cause-specific mortality in six European countries, 1950-99},
year = {2004},
doi = {10.1590/S0042-96862004001200006  },
journal = {Bulletin of the World Health Organization},
volume = {82},
pages = {904--915},
}