Identification of the sex of human preimplantation embryos in two hours using an improved spreading method and fluorescent in-situ hybridization (FISH) using directly labelled probes p b3 G e" X. l
Hum. Reprod. (1994) 9(4): 721-724 4 Z6 p, x% l- \* F2 H http://humrep.oxfordjournals.org/content/9/4/721.long