Funding for this research was provided by:
Tampereen Tuberkuloosisäätiö (NA)
Suomen Tuberkuloosin Vastustamisyhdistyksen Säätiö (NA)
Hengityssairauksien Tutkimussäätiö (NA)
Received: 29 December 2019
Accepted: 15 June 2020
First Online: 19 June 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Hospital District of Southwest Finland (§326, 9.8.2018) and by the Finnish Immigration Service (permission number MIG-1815473, 3.9.2018).
: Not applicable.
: The authors declare that they have no competing interests.