TY - RPRT TI - High affinity ligand binding by integrins does not involve head separation. AU - Bing-Hao Luo AU - Timothy A Springer AU - Junichi Takagi PY - 2003 DO - 10.1074/jbc.m301516200 UR - https://pubmed.ncbi.nlm.nih.gov/12600996/ ID - 12600996 ER -