Letter: Reticulum cell not a haematopoietic stem cell.
D003238:Connective Tissue / Q000502:physiology*; D003239:Connective Tissue Cells; D006412:Hematopoietic Stem Cells / Q000502:physiology*; D006801:Humans; D009196:Myeloproliferative Disorders / Q000097:blood