TY  - RPRT
TI  - Paramagnetic probes of macromolecules.
AU  - J J Villafranca
PY  - 1989
DO  - 10.1016/0076-6879(89)77023-3
UR  - https://pubmed.ncbi.nlm.nih.gov/2575205/
ID  - 2575205
ER  -