TY - RPRT TI - Refractory anemia with hyperplastic bone marrow: subclassification based on responsiveness to erythropoietin in vitro. AU - N E Stathakis AU - A S Gidari AU - R D Levere PY - 1977 DO - 10.1159/000207803 UR - https://pubmed.ncbi.nlm.nih.gov/410216/ ID - 410216 ER -