{"entity":{"id":"1903","kind":"year","name":"1903 in oncology","aka":["1903"],"tldr":"Everything OnCo dates to 1903: 1 entry, 1 landmark. Each line links to the record it was read from, so the year is a view of the corpus rather than a second copy of it.","summary":"1 dated entry in OnCo fall in 1903: 1 landmark.\n\nOf those, 1 to the year only. Most of the corpus dates a fact to the year, because that is what the source it was read from gives; regulatory events and the readout calendar are the parts that carry a full date.\n\nEverything on this page is generated from the other records. It holds no fact of its own, and it changes when they do.","asOf":"2026-09-25","links":[],"tags":[],"related":["1902","1904"],"cancers":[],"sections":[],"technologies":[],"targets":[],"drugs":[],"companies":[],"institutions":[],"pathways":[],"terms":[],"trials":[],"people":[],"bottlenecks":[],"keyPapers":[],"journals":[],"dependsOn":[],"notes":["Generated from every dated field in the corpus, not written by hand. The groups and the fields behind them are listed in src/lib/year-groups.ts; the reader is src/lib/years.ts."],"year":1903,"events":[{"group":"history","date":"1903","precision":"year","title":"Osler defines a clinical syndrome","note":"Polycythaemia vera (PV). William Osler collects cases of chronic cyanosis with polycythaemia and splenomegaly.","from":"polycythaemia-vera","refs":[]}]},"route":"/years/1903/","neighbours":{"year":[{"id":"1902","kind":"year","name":"1902 in oncology","route":"/years/1902/"},{"id":"1904","kind":"year","name":"1904 in oncology","route":"/years/1904/"}]}}