Haraldsdottir, A. et al. 2025. Thirty years of population-based breast cancer screening in Iceland: a comparison of quality indicators and tumour characteristics between women aged 40–49 and 50–69 years. Acta Oncologica. 64, (Aug. 2025), 1061–1070. DOI:https://doi.org/10.2340/1651-226X.2025.44090.