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Meddra System Organ Class
Highest level of the Meddra terminology, and distinguished by anatomical or physiological system, etiology, or purpose. (NCI Thesaurus)
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Lowest level of the Meddra terminology, related to a single PT as a synonym, lexical variant, or quasi-synonym.
A superordinate descriptor for one or more Meddra preferred terms (PTs). It is subordinate to high level group term (HLGT).
A superordinate descriptor for one or more Meddra high level terms (HLT). It is subordinate to System Organ Class (SOC).
An international medical terminology designed to support the classification, retrieval, presentation, and communication of medical information throughout the medical product regulatory…
Proprietary, over-the-counter products containing stannous fluoride and Spilanthes extract for the relief of dry mouth symptoms.
Human MED7 wild-type allele is located in the vicinity of 5q33.2 and is approximately 7 kb in length. This allele, which encodes…
