Hematopoietic Progenitor Cell Rolling in Bone Marrow Microvessels: Parallel Contributions by Endothelial Selectins and Vascular Cell Adhesion Molecule 1Irina B. Mazo, Ulrich H. von Andrian, Jose‐Carlos Gutierrez‐Ramos et al.|The Journal of Experimental Medicine|1998Cited by 437