But symptoms are severe and can lead to pneumonia and even kidney failure . Saudi Arabia reports four new cases of a novel coronavirus , or nCoV . Three of the patients are still being treated , and the fourth was discharged from a hospital . The virus is not known to have caused any deaths in humans yet.
Saudi Arabia reports four new cases of a novel coronavirus , or nCoV . Three of the patients are still being treated , and the fourth was discharged from a hospital . The virus is not known to have caused any deaths in humans yet.