@misc{indiciaeb6f84b9d958f, title = {Quantitative cytochemistry using directly applied radioactive reagents.}, author = {E A BARNARD and J MARBROOK}, year = {1961}, doi = {10.1038/189412a0}, url = {https://pubmed.ncbi.nlm.nih.gov/13687080/}, note = {Source identifier: 13687080} }