BibTex format
@article{Hardy:1990:10.1093/oxfordjournals.humrep.a137173,
author = {Hardy, K and Martin, KL and Leese, HJ and Winston, RM and Handyside, AH},
doi = {10.1093/oxfordjournals.humrep.a137173},
journal = {Hum Reprod},
pages = {708--714},
title = {Human preimplantation development in vitro is not adversely affected by biopsy at the 8-cell stage.},
url = {http://dx.doi.org/10.1093/oxfordjournals.humrep.a137173},
volume = {5},
year = {1990}
}