TY - GEN AU - Carter,A M TI - Evolution of factors affecting placental oxygen transfer SN - 0143-4004 PY - 2009///0508 KW - Animals KW - Biological Evolution KW - Female KW - Fetus KW - blood supply KW - Humans KW - Oxygen KW - blood KW - Placenta KW - Pregnancy KW - beta-Globins KW - genetics N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1016/j.placenta.2008.11.006 ER -