Early empathy development: Concern and comforting in 9- and 18-month-old infants from Uganda and the UK - Carlo Vreden; Joanna C. Buryn-Weitzel; Santa Atim; Ed Donnellan; Maggie Hoffman; Eve Holden; Michael Jurua; Charlotte V. Knapper; Nicole J. Lahiff; Sophie Marshall; Josephine Paricia; Bahar Tuncgenc; et al. (PLoS ONE, 2025)