Health authorities have ruled out the usual suspects, leading to fears that a novel virus is causing the infections in Hubei Province.

Tested in patients with the latent form of tuberculosis, the vaccine prevented the development of the active form of infection in 50 percent more individuals compared with unvaccinated patients.

An early-stage, blood-based assay shows potential as a method for sorting patients with suspected TB from those with other respiratory illnesses.

The agency joins a group of funders, cOAlition S, that supports making publications immediately available to the public for free.

The number of measles cases this year is already more than all of the cases reported in 2018.

The current outbreak in Democratic Republic of Congo has been going on for nearly a year, and the new status could bring in more funding and assistance.

Deaths attributed to the disease have outpaced those from Ebola this year.

More than 1,100 people have died in the current Ebola outbreak in Democratic Republic of Congo that started in August 2018.

There are now more cases of measles in America than in any year since the disease was eradicated nearly 20 years ago.