TY  - RPRT
TI  - Letter: Differential sister-chromatid staining.
AU  - L A Evans
AU  - E C Jenkins
PY  - 1975
DO  - 10.1016/s0140-6736(75)90080-x
UR  - https://pubmed.ncbi.nlm.nih.gov/49765/
ID  - 49765
ER  -