10.6084/m9.figshare.6274172.v1 J. Garay J. Garay S. Számadó S. Számadó Z. Varga Z. Varga E. Szathmáry E. Szathmáry Additional file 1: of Caring for parents: an evolutionary rationale Springer Nature 2018 5th commandment Intra-familiar resource transfer Kin demography Menopause Grandmother Grandchild 2018-05-15 05:00:00 Journal contribution https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_Caring_for_parents_an_evolutionary_rationale/6274172 Supporting material. Supplementary discussion, supplementary methods, Figures. S1–S7, and Tables. S1 and S2 (PDF 1152 kb)