TY  - RPRT
TI  - A design chart for obtaining concentration gradients.
AU  - R G Baker
AU  - D A Ellis
AU  - S N Taylor
AU  - B J Vokes
PY  - 1973
DO  - 10.1007/bf02483699
UR  - https://pubmed.ncbi.nlm.nih.gov/4729094/
ID  - 4729094
ER  -