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3. Assessment of pelvic-floor disorders and incontinence by electrophysiological recording of the anal reflex;Henry, M.M.; Swash, M.;Lancet,1978
4. The anal reflex in idiopathic faecal incontinence; an electrophysiological study;Henry, M.M.; Parks, A.G.; Swash, M.;Br J Surg,1980
5. Recording of physiological measurements based on video technique;Pedersen, E.; Klemar, B.;Scand J Rehab Med,1974