Harold W Chalkley devised a method that now bears his name for the quantitative morphologic analysis of tissues

In 1943, Harold W. Chalkley devised a method that now bears his name for the quantitative morphologic analysis of tissues.

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Source: American Association for Cancer Research
Credit: PDF: Quantitative Evaluation of Growth Rates in Tumors before and after Radiation, Anna Goldfeder, 1951.

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