Source:http://linkedlifedata.com/resource/umls/id/C0162703
MSH: Amount of stimulation required before the sensation of pain is experienced.,NCI: The point at which a person becomes aware of pain.,CSP: lowest stimulus intensity that elicits a pain response.,NCI: The minimum level of stimulation of a body part that a person will perceive as being noxious or unpleasant. (Taber's),NCI: The degree of pain an individual can withstand. (Taber's)