umls-concept:C0005955 | skos:definition | MSH: Cells contained in the bone marrow including fat cells (see ADIPOCYTES); STROMAL CELLS; MEGAKARYOCYTES; and the immediate precursors of most blood cells.,NCI: Cells contained in the bone marrow including fat cells, stromal cells, mega karyocytes, and the immediate precursors of most blood cells. (MeSH) | lld:umls |