Malta. Switzerland. Greece. Netherlands. You must still show a valid ID card or passport when travelling to or from Bulgaria, Croatia, Cyprus, Ireland, Romania and the United Kingdom. Though part of the EU, these countries do not belong to the border-free Schengen area.
â¢ What is the incubation period of tuberculosis? From infection to development of a positive TB skin test reaction (the incubation period) is approximately 2 to 12 weeks. The risk for developing active disease is the highest in the first two years after infection and development of a positive TB skin test reaction.f you are exposed to someone with infectious tuberculosis and have never had a positive reaction to the tuberculin (TB) skin test, you should have a baseline test within 3 months prior to the exposure date.
The incubation period is the time from exposure to the causative agent until the first symptoms develop and is characteristic for each disease agent. Example: Shiga toxin-producing E. coli has an average incubation period of 3-4 days with a range from a minimum of 2 days to a maximum of 10 days.alk through the steps to determine the most likely period of exposure for a point source outbreak of Hepatitis A in Alabama. The incubation range for Hepatitis A is 15-50 days and has an average incubation of 25-30 days. Use an average incubation period of 28 days.