Phenotyping of the thoracic-onset variant of amyotrophic lateral sclerosis. Issue 5 (19th October 2021) - Kandler, Katharina; Witzel, Simon; Eder, Konstantin; Rothenbacher, Dietrich; Nagel, Gabriele; Peter, Raphael S; Schuster, Joachim; Dorst, Johannes; Rosenbohm, Angela; Ludolph, Albert C