TY - GEN AU - Bräuer,G AU - Yokoyama,Y AU - Falguères,C AU - Mbua,E TI - Modern human origins backdated SN - 0028-0836 PY - 1997///0418 KW - Adult KW - Animals KW - Biological Evolution KW - Femur KW - Fossils KW - Hominidae KW - Humans KW - Kenya KW - Skull KW - Spectrometry, Gamma N1 - Publication Type: Letter UR - https://doi.org/10.1038/386337a0 ER -