Bertram, M. Y., Lauer, J. A., Stenberg, K., Ralaidovy, A. H., & Edejer, T. T. "Progressive Realisation of Universal Health Coverage in Low- and Middle-Income Countries: Beyond the “Best Buys”", International Journal of Health Policy and Management, 10, Special Issue on WHO-CHOICE Update, 2021, 697-705. doi: 10.34172/ijhpm.2020.245