Funding for this research was provided by:
Medical University of Vienna
Article History
Received: 7 May 2019
Revised: 5 July 2019
Accepted: 4 October 2019
First Online: 7 November 2019
Compliance with ethical guidelines
:
: H. Moshammer, M. Poteser, and H.-P. Hutter declare that they have no competing interests.
: All investigations described in this manuscript were carried out with the approval of the responsible ethics committee and in accordance with national law and the Helsinki Declaration of 1975 (in its current revised form). Informed consent was obtained from each individual by the trained interviewers. The study was approved by Centro Medico, Puerto Plata, D.R. (V02/15). Individual data are not reported.