A global initiative to get Covid-19 tests, treatments and vaccines to poorer nations has only received five percent of the donations sought to deliver on its aims this year, according to the World Health Organization (WHO) and other aid groups.

The Access to Covid-19 Tools (ACT) Accelerator budgeted US$23.4 billion for its efforts from October 2021 to September 2022, of which it hoped US$16.8 billion would come in the form of grants from richer countries...