TY  - RPRT
TI  - Ratio imaging instrumentation.
AU  - Kenneth Dunn
AU  - Frederick R Maxfield
PY  - 2003
DO  - 10.1016/s0091-679x(03)72019-6
UR  - https://pubmed.ncbi.nlm.nih.gov/14719342/
ID  - 14719342
ER  -