{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"4b4a596387d14417713adad31dafd0691c6f40f7a63fb06300b7352e9ad26c80","created":"2026-10-03T07:17:52Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"7aeb657437fb301de155d524ad69b94cb8a77baeb079a8e19c58f3d68545cbb0","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"med.low-dose-risk","field":"med","n":"1","review_cite":"Brenner et al., Cancer risks attributable to low doses of ionizing radiation: assessing what we really know, Proceedings of the National Academy of Sciences, 2003","review_link":"https://doi.org/10.1073/pnas.2235592100","review_verified":"true","summary":"Large radiation doses clearly cause cancer, but the risk from doses comparable to a few CT scans is too small to measure directly. Whether risk stays proportional to dose all the way down is disputed.","title":"Health risk of low-dose ionizing radiation","topic_ref":null,"why":"The assumption chosen sets radiation protection limits, medical imaging practice and the cost of nuclear operations worldwide."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"1948d946218d7c02b2c70b6b7a06d3d6deaab795dfb6694d5f7d48ccc81b63b1","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"193d04f518b0d0f5fc9c765629a0af56cd16713a5054552a8fd80d54187502e3","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"W4aBDTOYk_U2D3P-xTg1298gTWT8Swb1o38zZvDJzoB-HL1J8-iF5RDbzhBZvJzq0SUWb9XDOjs0fOJztm3jBg"},"schema":"pubphys.envelope/1"},"record_hash":"1948d946218d7c02b2c70b6b7a06d3d6deaab795dfb6694d5f7d48ccc81b63b1","leaf_index":274}