Comparison of efficacy and adverse effects between methimazole 15 mg+inorganic iodine 38 mg/day and methimazole 30 mg/day as initial therapy for Graves' disease patients with moderate to severe hyperthyroidism - Sato, S; Noh, J Y; Sato, S; Suzuki, M; Yasuda, S; Matsumoto, M; Kunii, Y; Mukasa, K; Sugino, K; Ito, K; Nagataki, S; Taniyama, M (Thyroid, 2015)