Source:http://linkedlifedata.com/resource/umls/id/C0025255
MSH: Thin layers of tissue which cover parts of the body, separate adjacent cavities, or connect adjacent structures.,NCI: A very thin layer of tissue that covers a surface.,NCI: A thin sheet or layer of pliable tissue, serving as a covering or envelope of a part, as the lining of a cavity, as a partition or septum, or to connect two structures.