1 | Chair and Department of Internal Diseases, Medical University of Lublin, Poland |
2 | Chair and Department of Pneumonology, Oncology and Allergology, Medical University of Lublin, Poland |
3 | The Scientific Society of Students at the Department of Internal Diseases, Medical University of Lublin, Poland |
4 | Chair and Departament of Internal Diseases, Medical University of Lublin, Poland |