BEIJING/SHANGHAI (Reuters) – The impact of weather on coronavirus infection rates has not been confirmed, said Cao Wei, Deputy Director and Associate Chief Physician of Department of Infectious Diseases, Peking Union Medical College Hospital at a press conference on Monday.

Mainland China reported an overall drop in new coronavirus infections on Sunday, but major cities such as Beijing and Shanghai continued to wrestle with cases involving infected travelers arriving from abroad.

(Reporting by Gabriel Crossley, writing by Emily Chow; Editing by Toby Chopra)