Here it is
f you've travelled to the UK from mainland China, Thailand, Japan, Republic of Korea, Hong Kong, Taiwan, Singapore, Malaysia or Macau in the last 14 days and have a cough, fever or shortness of breath - or have been in close contact with someone with confirmed coronavirus - please stay indoors and call NHS 111. Even if symptoms are mild - do not go to a GP surgery, pharmacy or hospital and avoid close contact with other people. For latest advice, visit the Department of Health website or
I cut out the last bit after "or" as it's a link to a site in case it's dodgy. . But I went into it myself and it looks like an official Gov.uk page. With latest info about the virus.