What has the author Mathias Roth written?
Mathias Roth has written:
'The physiological effects of artificial sleep' -- subject(s):
Accessible book, Suggestive Therapeutics, Therapeutic use,
Hypnotism
'On paralysis in infancy, childhood and youth, and on the
prevention and treatment of paralytic ..'
'Movements Or Exercises, According to Ling's System, for the Due
Development and Strengthening of ..'