A STAT4 variant increases liver fibrosis risk in Caucasian patients with chronic hepatitis B. - El Sharkawy, R.; Thabet, K.; Lampertico, P.; Petta, S.; Mangia, A.; Berg, T.; Metwally, M.; Bayoumi, A.; Boonstra, A.; Brouwer, W. P.; Smedile, A.; Abate, M. L.; et al. (Alimentary Pharmacology & Therapeutics, 2018)