TY  - RPRT
TI  - Electrofocusing in natural pH gradients formed by buffers: gradient modification.
AU  - N Y Nguyen
AU  - A Salokangas
AU  - A Chrambach
PY  - 1977
DO  - 10.1016/0003-2697(77)90035-5
UR  - https://pubmed.ncbi.nlm.nih.gov/15469/
ID  - 15469
ER  -