TY - RPRT TI - Spin labeling monitors weak host-guest interactions. AU - Lenz Kröck AU - Alexander Shivanyuk AU - David B Goodin AU - Julius Rebek PY - 2003 DO - 10.1039/b311351e UR - https://pubmed.ncbi.nlm.nih.gov/14740033/ ID - 14740033 ER -