On 15 January 2020, the U.S. Embassy in Beijing issued a Health Alert, which reads in part as follows:

“Location: Wuhan, Hankou area

“Event: U.S. Centers for Disease Control and Prevention has issued a Watch Level 1 Alert (be aware and practice usual precautions) for an outbreak of pneumonia in Wuhan, China, preliminarily identified to be caused by a novel (new) coronavirus.

“Travelers to Wuhan should:

  • Avoid animals (alive or dead), animal markets, and products that come from animals (such as uncooked meat).
  • Avoid contact with sick people.
  • Wash hands often with soap and water.

“If you have traveled to Wuhan and feel sick, you should

  • Stay home. Except for seeking medical care, avoid contact with others.
  • Don’t travel while sick.
  • Seek medical care right away. Before you go to a doctor’s office or emergency room, call ahead and tell the doctor about your recent travel and your symptoms.
  • Cover your mouth and nose with a tissue or your sleeve (not your hands) when coughing or sneezing.”