Endonasal reflex therapy (sympatico therapy) : new hope for all sufferers from catarrh, head noises, deafness, nervous and constitutional disorders, asthma, stomach troubles and rheumatism in all its forms : x-ray examination and consultation free of charge / Harpman's Institute of Endonasal Reflex Therapy.
Harpman, J. J. | Date: [1933?]