Cloudflare fetched the original article and streamed it through HTMLRewriter to apply an entirely new visual system without rebuilding the source page.
// request.cf · coarse context
A page that knows where it met you.
Only coarse request metadata is shown. This demo does not display or persist visitor IP addresses.
Fleischmann C, Bevan S, Neil JC, Terry A, Houlston RS (June 2003). "Mutations in the candidate tumour suppressor gene FLJ12973 on chromosome 15q15 are rare in colorectal cancer". Cancer Lett. 196 (1): 65–7. doi:10.1016/s0304-3835(03)00160-5. PMID12860291.