If funding is available immediately, where is the best place this funding can be spent in already vulnerable countries?

According to the New Humanitarian, the WHO had, as of 1 February, estimated new global spending requirements of $675 million for three months of “priority public health measures”. It set out planning assumptions in a 28-page document, adding international measures, including research needs. The bulk of it, $640 million, was for countries to prepare and respond.

Link: https://www.thenewhumanitarian.org/news/2020/03/12/Coronavirus-emergency-aid-funding