Background:
Active call and convocation from the local health agency to test for COVD-19; clinical visit from foreign doctor; access to the Department of Prevention for the acquisition and certification of vaccination schedule, to screen against tuberculosis, and to be vaccinated for routinary and COVID-19 vaccines.

Results:
Of the 239 Ukrainian recruited through active call, 108 (45%) were minors. 224 Ukrainian presented to test for COVID—19, and 8 of them (2,8%) resulted positive. All registered Ukrainians have been called by the Department of Prevention, but only 128 presented to the clinic. Of those, 80 were minors that underwent to the Mantoux test for tuberculosis screening, with 10 positive results (12%). Subsequently, it was checked the vaccination schedule: of the 60 minors in possess of their vaccination schedule, 41 already had all the vaccination identified as mandatory by Italian laws. The remaining 19 accepted to complete the mandatory vaccinations. Finally, 15 out of 60 minors decided to get vaccinated for recommended but not mandatory vaccinations.

Conclusion:
The proactive call from healthcare services resulted to be the main promotor to reach this vulnerable population. The creation of a solid network between different services demonstrated to achieve excellent results and should be promoted as a best practice.