title: Symptoms of depression and anxiety in Serbian patients with systemic sclerosis: impact of disease severity and socioeconomic factors.
authors.affiliation: Clinical Rheumatology IVa, Institute of Rheumatology, School of Medicine, University of Belgrade, Belgrade, Serbia and Montenegro. ostojic@net.yu
authors.forename: Predrag
authors.initials: P
authors.lastname: Ostojic
authors.forename: Sladjana
authors.initials: S
authors.lastname: Zivojinovic
authors.forename: Tamara
authors.initials: T
authors.lastname: Reza
authors.forename: Nemanja
authors.initials: N
authors.lastname: Damjanov