Spary-Kainz, Ulrike
Semlitsch, Thomas
Rundel, Sophie
Avian, Alexander
Herzog, Sereina
Jakse, Heidelinde
Siebenhofer, Andrea
Funding for this research was provided by:
Medical University of Graz
Article History
Received: 9 January 2019
Accepted: 24 April 2019
First Online: 16 May 2019
Compliance with ethical guidelines
:
: U. Spary-Kainz, T. Semlitsch, S. Rundel, A. Avian, S. Herzog, H. Jakse, and A. Siebenhofer declare that they have no competing interests.
: The study (the questionnaire and the associated hemoglobin data documentation) was approved by the ethics committee of the Medical University of Graz.