TY - RPRT TI - Discrete stem cells: subsets or a continuum? AU - Mark A Kirkland AU - Peter J Quesenberry AU - Ingo Roeder PY - 2006 DO - 10.1182/blood-2006-06-029470 UR - https://pubmed.ncbi.nlm.nih.gov/17114570/ ID - 17114570 ER -