Ruijter, Jan M, Jaco Hagoort, Piet AJ De Boer, and Antoon FM Moorman. 2011. “CALIBRATION OF DENSITOMETRY IN RADIO-ISOTOPIC IN SITU HYBRIDIZATION”. Image Analysis and Stereology 20 (3):219-24. https://doi.org/10.5566/ias.v20.p219-224.