It took 184 years to eradicate smallpox after a vaccine — a reminder of what we may face with Covid-19
Trump threatened to cut off funding to the WHO, saying 'they seem to always err on the side of China'
Coronavirus could infect 60% of the world's population if it is left 'unchecked,' a leading disease expert warned
People could get the novel coronavirus more than once, health experts warn — recovering does not necessarily make you immune
The WHO keeps sticking up for China as the coronavirus gets worse and experts paint a far darker picture
