Authors
Emil Fraenkel
1st Department of Internal Medicine, P.J. Safarik University, Kosice, Slovakia
Ivica Lazurova
1st Department of Internal Medicine, P.J. Safarik University, Kosice, Slovakia
© 2023 Emil Fraenkel, Ivica Lazurova, published by Slovak Academy of Sciences, Mathematical Institute
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.