1. University Clinic of Pulmonology and Allergology, Majka Tereza 17, 1000 Skopje, North Macedonia
2. Public institution for the needs of University Clinics, Institutes and Urgent Centre, Department of Clinical Pharmacy, Majka Tereza 17, 1000 Skopje, North Macedonia
3. Faculty of Pharmacy, Ss. Cyril and Methodius University, Mother Theresa 47, 1000, Skopje, North Macedonia