TY - RPRT TI - CD34(+) or CD34(-): which is the more primitive? AU - M Engelhardt AU - M Lübbert AU - Y Guo PY - 2002 DO - 10.1038/sj.leu.2402620 UR - https://pubmed.ncbi.nlm.nih.gov/12200670/ ID - 12200670 ER -