@article{IRGENS_2000,
title={The Medical Birth Registry of Norway. Epidemiological research and surveillance throughout 30 years},
volume={79},
ISSN={1600-0412},
url={http://dx.doi.org/10.1034/j.1600-0412.2000.079006435.x},
DOI={10.1034/j.1600-0412.2000.079006435.x},
number={6},
journal={Acta Obstetricia et Gynecologica Scandinavica},
publisher={Wiley},
author={IRGENS,
LORENTZ M.},
year={2000},
month=jun,
pages={435–439} }