Shanghai confirmed on Wednesday three new corona virus-related pneumonia cases by midnight Tuesday, taking the total confirmed cases in the city to nine.

The Shanghai Municipal Health Commission said on Wednesday morning that all of the patients are men from and they traveled to Wuhan, Hubei province, recently. They are currently in stable health condition and have been quarantined for medical treatment at designated local hospitals.

Those who had close contact with them are also under medical observation, according to the commission. It did not reveal the number of such people.