ERRATUM: Developments in Health Sciences 2 (2019) 4, pp. 93–96
The subtitle indicated incorrectly that the article was based on:
Oral presentation at the 13th Conference of the Hungarian Medical Association of America – Hungary Chapter (HMAA-HC) at 30-31 August 2019, in Balatonfüred, Hungary.
This paper was not presented at HMAA-HC.
The authors apologize for this error.