https://ru.ivisa.com/turkey-passenger-locator-form
Individuals need to be aware of the fact that there are several precautions that they should take while traveling to Turkey. If you do not have any health related problems, you could still get the exam, but with a nominal fee. For individuals who wish to go to Istanbul and other major cities in Turkey, they need to take the medical examination form that they have filled within 72 hours prior to travel.