What services should be guaranteed in universal health-care systems?

COVID-19 pandemic highlighted the importance of public, universal and equal access health-care, and reminded us that challenges are always incumbent for health-care systems. Because accessible and universal health-care systems will be critical into the future, it will be crucial to earmark adequate resources, fostering the financing of sectors that for many years have been neglected such as primary care and public health, and investments in new models of care and in health-related workforce.