TY - GEN AU - Tacheva,Desislava M AU - Vladimirov,Iavor K TI - Embryos, preembryos, and stem cells SN - 0015-0282 PY - 2003///0116 KW - Blastocyst KW - physiology KW - Embryonic and Fetal Development KW - Humans KW - Stem Cells N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1016/s0015-0282(02)04353-4 ER -