TY  - RPRT
TI  - Deep tissue two-photon microscopy.
AU  - Fritjof Helmchen
AU  - Winfried Denk
PY  - 2005
DO  - 10.1038/nmeth818
UR  - https://pubmed.ncbi.nlm.nih.gov/16299478/
ID  - 16299478
ER  -