TY - STAND AU - I. Chou AU - C. Kuo AU - R. Tanasescu AU - C. Tench AU - C. Tiley AU - C. Constantinescu AU - W. Whitehouse BT - Eur J Neurol DO - 10.1111/ene.14040 PY - 2019 T2 - Eur J Neurol TI - Comorbidity in multiple sclerosis: its temporal relationships with disease onset and dose effect on mortality SN - 1351-5101 ER -