Ukraine provides an illuminating example of a health system that has responded to a health shock in a way that both builds health system resilience and advances health system reforms. When the COVID-19 pandemic broke out in Ukraine in early 2020, a set of major health financing and provider...

The global COVID-19 vaccination campaign, the largest public health initiative ever undertaken, presents challenges unprecedented in scale, speed and specificities, especially in low and middle-income countries. In November 2020, anticipating the availability of safe and effective vaccines for...