TY  - RPRT
TI  - Malignant cell polymorphism studied by phase-contrast microscopy.
AU  - R J LUDFORD
AU  - J SMILES
PY  - 1952
DO  - 10.1111/j.1365-2818.1952.tb01970.x
UR  - https://pubmed.ncbi.nlm.nih.gov/13023749/
ID  - 13023749
ER  -