Rüegsegger P
Institute of Biomedical Engineering and Medical Informatics, University of Zurich, Switzerland.
Ann Chir Gynaecol. 1988;77(5-6):204-7.
Three most frequently used noninvasive procedures for bone quantitations are dual photon absorptiometry [DPA, DPX] and quantitative computed tomography [QCT]. The peripheral QCT allows trabecular and cortical bone to quantitated separately, radiation dose is very low and precision very high.