TY  - RPRT
TI  - Electrophoresis in a density gradient.
AU  - P A CHARLWOOD
AU  - A H GORDON
PY  - 1958
DO  - 10.1042/bj0700433
UR  - https://pubmed.ncbi.nlm.nih.gov/13596360/
ID  - 13596360
ER  -