1. Department for Assessment of Safety and Efficacy; Croatian Agency for Medicinal Products and Medical Devices; Zagreb Croatia
2. Department of Pharmacology; University of Mostar School of Medicine; Mostar Bosnia and Herzegovina
3. Clinic for Infectious Diseases; University Hospital Centre Mostar; Mostar Bosnia and Herzegovina
4. Department of Gastroenterology; Clinical Hospital Centre Rijeka; Rijeka Croatia
5. St Vincent's Hospital Melbourne; Fitzroy Australia
6. Cochrane Hepato-Biliary Group; Copenhagen Trial Unit, Centre for Clinical Intervention Research, Department 7812, Rigshospitalet, Copenhagen University Hospital; Copenhagen Denmark
7. University of Mostar School of Medicine; Mostar Bosnia and Herzegovina
8. Department of Cardiology; Holbaek Hospital; Holbaek Denmark