Article History
Received: 16 May 2020
Accepted: 16 December 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: According to the policy of Ethical Commission of Medical University of Lodz, the study, being anonimised survey, was not subject to ethical approval. Informed consent was obtained in a verbal form from all survey participants, as the surveying application used for the study did not provide any option for personal authentication.
: Not applicable.
: The authors declare that they have no conflict of interest.