Separate outbreaks of pneumonia in children have cropped up in the U.S., China and Europe. Public health experts say the uptick in cases is not caused by a novel pathogen.
Separate outbreaks of pneumonia in children have cropped up in the U.S., China and Europe. Public health experts say the uptick in cases is not caused by a novel pathogen
Republican senators call for travel ban from China due to surge in respiratory illnesses in children. Experts say it's likely due to known viruses and bacteria.