âge (2) Birth (2) Pygmies (2) Parturition (2) Life (2) Labor (Obstetrics) (2) Growth (2) Example (2) Childbirth (2) Anthropology (2) Age (2) Adulthood (2) Age (2) Birth (2) Evolution (2) Growth (2) naissance (2) norme (1) produit (1) histoire (1) évolution (1) taux (1) Differentiation (1) Causes (1) History (1) Aging (1) Genetics (1) Longitudinal studies (1) Longitudinal studies (1) Phenotype (1)