Key challenges of biopsy-based determination of prostate cancer aggressiveness include tumour heterogeneity, biopsy-sampling error, and variations in biopsy interpretation. The resulting uncertainty ...

There are few studies in natural ecosystems on how spatial maps of soil attributes change within a growing season. In part, this is due to methodological difficulties associated with sampling the same ...

This is a preview. Log in through your library . Abstract The fossil record is our primary window onto the diversification of ancient life, but there are widespread concerns that sampling biases may ...