Subsequently, she undertook international postdoctoral training at the Middlesex Hospital and Royal Free Hospital in London, UK. Her research interests focus on viral infections, primarily viral hepatitis and STIs.
An active member of numerous professional societies including Policy&Public Health Commission of EASL, a Scientific Board of INHSU and European Study Group for Viral Hepatitis at ESCMID, she is an advisor for the Viral Hepatitis Prevention Board (VHPB), and served as an advisor for the WHO HIV/Viral Hepatitis/STI Committee. In Slovenia, she is a member of the HIV/AIDS Committee of the Ministry of Health and leads the National Viral Hepatitis Expert Board. She co-authored the National strategy for the management of HCV infection (in 1997), the national clinical practice guidelines for HCV and HBV infections, and co-founded the National Healthcare Network for HCV management in PWID (in 2007). She authored or co-authored more than 450 articles in national and international peer-reviewed journals.