News & Perspective

Though global risk remains low, 7 countries have begun screening at airports and ports of entry.

Analysis of 3 urine specimens finds no common pattern.

Experts made more recommendations about fractional IPV dosing and also discussed issued related to cholera, Ebola, and diphtheria.

A WHO official said the hospital cluster involves 17 illnesses, 9 of them fatal, and specimens from 6 people who died tested negative for Ebola.

The phase 2 trials will enroll more than 5,000 adults and kids in Guinea and Liberia.

"I would view the results . . . in an optimistic light," said lead author Richard Davey after the drug showed more than 90% efficacy.