Erratum for

• Safety and efficacy of eculizumab in anti-acetylcholine receptor antibody-positive refractory generalised myasthenia gravis (REGAIN): a phase 3, randomised, double-blind, placebo-controlled, multicentre study.

  Howard JF Jr, Utsugisawa K, Benatar M, Murai H, Barohn RJ, Illa I, Jacob S, Vissing J, Burns TM, Kissel JT, Muppidi S, Nowak RJ, O'Brien F, Wang JJ, Mantegazza R; REGAIN Study Group. Howard JF Jr, et al. Lancet Neurol. 2017 Dec;16(12):976-986. doi: 10.1016/S1474-4422(17)30369-1. Epub 2017 Oct 20. Lancet Neurol. 2017. PMID: 29066163 Clinical Trial.