Lithium in patients with amyotrophic lateral sclerosis (LiCALS): a phase 3 multicentre, randomised, double-blind, placebo-controlled trial. by Morrison, K, Dhariwal, S, Hornabrook, R, Savage, L, Burn, D, Khoo, T, Kelly, J, Murphy, C, Al-Chalabi, A, Dougherty, A, Leigh, P, Wijesekera, L, Thornhill, M, Ellis, C, O'Hanlon, K, Panicker, J, Pate, L, Ray, P, Wyatt, L, Young, C, Copeland, L, Ealing, J, Hamdalla, H, Leroi, I, Murphy, C