TY - JOUR T1 - When fecundity does not equal fitness: evidence of an offspring quantity versus quality trade-off in pre-industrial humans JO - Proceedings of the Royal Society B: Biological Sciences UR - https://eprints.whiterose.ac.uk/id/eprint/92856 UR - http://dx.doi.org/10.1098/rspb.2007.1000 PY - 2008/01/23 AU - Gillespie DOS AU - Russell AF AU - Lummaa V ED - DO - DOI: 10.1098/rspb.2007.1000 PB - The Royal Society VL - 275 IS - 1635 SP - 713 EP - 722 Y2 - 2025/11/23 ER -