@article{Schmidt2012,
author = {Schmidt, L. and Sobotka, T. and Bentzen, J.G. and Anderson, A.N.},
title= {Demographic and medical consequences of the postponement of parenthood},
year = {2012},
doi = {10.1093/humupd/dmr040},
journal = {Human Reproduction Update},
volume = {18},
number = {1},
pages = {29--43},
}