BCG remains the only widely available vaccine for TB. Yet the development of a COVID-19 vaccine over the last year shows that there is capacity to rapidly create new vaccines.
Tuberculosis is a global threat and a public health concern on a scale similar to COVID-19.
The gap between predictions of COVID-19 deaths in Africa and what has actually happened is staggering.
Understanding what causes diseases is a life-and-death matter. It is a complicated issue that has generated a great deal of debate in the medical community.