MRT is a Cobalt-author of "Maschine Neuron Disease – A Practical Manual" (Oxford University Press, 2010), which is a summary of his own understanding and practice, and which strongly influenced the recommendations for revision of the current article. He receives a proportion of royalties derived from sales of this book. https://sterreichische20975.theobloggers.com/39266177/deshalb-can-be-spaß-für-jedermann