TY  - RPRT
TI  - Electrophoresis in polyacrylamide concentration gradient.
AU  - J Margolis
AU  - K G Kenrick
PY  - 1967
DO  - 10.1016/s0006-291x(67)80041-x
UR  - https://pubmed.ncbi.nlm.nih.gov/6048241/
ID  - 6048241
ER  -