Svirtlih, N., S. Pavic, D. Terzic, D. Delic, J. Simonovic, E. Gvozdenovic, and I. Boricic. “Reduced Quality of Life in Patients With Chronic Viral Liver Disease As Assessed by SF12 Questionnaire”. Journal of Gastrointestinal and Liver Diseases, vol. 17, no. 4, Dec. 2008, pp. 405-9, https://jgld.ro/jgld/index.php/jgld/article/view/2008.4.7.