Fine structure of early human embryos frozen with 1,2 propanediol - Ng, S. C.; Sathananthan, A. H.; Wong, P. C.; Ratnam, S. S.; Ho, J.; Mok, H.; Lee, M. N. (Wiley-Blackwell, 1988)
http://dx.doi.org/10.1002/mrd.1120190305
Keywords: W