1. Department of Internal Medicine; Division for Pulmonary Diseases; Philipps-University Marburg; Marburg Germany
2. Department of Pulmonology; Federal Research Clinical Center of Federal Medical & Biological Agency of the Russian Federation; Moscow Russian Federation
3. Doctorat ‘BINI’; Ventspils Latvia
4. Clinic of Pneumology and Phthisiology; Jessenius Faculty of Medicine in Martin; Comenius University in Bratislava; Bratislava Slovakia
5. Diagnostic Department of Internal Medicine; Vilnius University Hospital Santariskiu Klinikos Center Affiliate; Vilnius Lithuania
6. Pulmonological Service Provider; Kaposi Mór Teaching Hospital; Kaposvar Hungary
7. Department of Clinical Immunology and Allergology of L'viv Region Clinical Diagnostic Center; Danylo Halytsky Lviv National Medical University; L'viv Ukraine
8. Pneumology Clinic; Victor Babes Hospital; Timisoara Romania
9. District Dispensary for Pulmonary - Phthisis Diseases; Hospital Saint Ivan Rilski; Blagoevgrad Bulgaria
10. Clinical Department; Instituto Grifols S.A.; Barcelona Spain