Here's the NIHR blog: https://www.nihr.ac.uk/blogs/does-how-we-detect-the-spread-of-cancer-need-to-change/11492 https://www.nihr.ac.uk/blogs/does-how-we-detect-

Here's the NIHR blog: https://www.nihr.ac.uk/blogs/does-how-we-detect-the-spread-of-cancer-need-to-change/11492 https://www.nihr.ac.uk/blogs/does-how-we-detect-the-spread-o... And here's the paper: https://www.journalslibrary.nihr.ac.uk/programmes/hta/106801/#/ https://www.journalslibrary.nihr.ac.uk/programmes/hta/106801... These are worth reading, they're in more detail than the submitted site. I recommend NIHR because they're usually short and very readable.