Quality of life aspects and costs in treatment of Graves' hyperthyroidism with antithyroid drugs, surgery, or radioiodine: results from a prospective, randomized study. - Ljunggren,J.G.; Torring,O.; Wallin,G.; Taube,A.; Tallstedt,L.; Hamberger,B.; Lundell,G. (Thyroid, 1998)