An-Najah News - Nablus – The Director of World Health Organization’s Emergency Programme, Dr. Michael Ryan, confirmed that no one can expect for how long coronavirus will last.

“The future is a mystery now to us because no one knows how long this pandemic will last,” Ryan said.    He added: "45 countries participating in clinical trials of drugs that may help treat coronavirus, but hes stressed that developing a vaccine for this virus may take a year and a half to described."