Source:http://linkedlifedata.com/resource/umls/id/C0009452
MSH: The exchange or transmission of ideas, attitudes, or beliefs between individuals or groups.,OMS: Exchange of verbal or nonverbal information between the individual/family/community and others.,CSP: exchange or transmission of thoughts, messages, or information, as by speech, signals, writing, or behavior.,NCI: The exchange of information between objects, people, or groups.