Fed the same way? Exploring the influence of breastfeeding, weaning, and childhood diet on adult sex ratios through stable isotope analysis of incremental dentine in Medieval Tuscany, Italy (11th–15th c. CE) - Alessio Amaro; Antonio Fornaciari; Valentina Giuffra; Sang-Tae Kim; Martin Knyf; Paul Szpak; Bonnie Kahlon; Tracy L. Prowse (PLoS ONE, 2026)