Clinical data in/linked to from IDC

Since the subject of clinical data copies and/or links came up again, I was reminded of this old paper from the TCIA folks:

http://ceur-ws.org/Vol-2285/ICBO_2018_paper_37.pdf

and a related poster:

https://www.researchgate.net/publication/325768230_Ontologies_Enabling_Non-image_Data_Queries_in_The_Cancer_Imaging_Archive