You can order eMed self tests for travel which are mailed to your home. You down load the Navica app and when it is time to take the test you open the testing kit (not before or it invalidates the test) and virtually perform the test on yourself while observed on your smart phone by an eMed.Navica monitor. They then observe the test result and within 20 minutes your get an email verifying the results which is accepted by most cruise lines, airlines, and the USA to get back into the country.