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Health & Science · September 19

Medicine, biology, clinical AI, scientific discovery, and research infrastructure.

Source-linked items from the current edition for this beat.

Today's health & science items · September 19

Current edition

Source-linked items from the current edition. Story dates are shown separately from the September 19 edition date.

September 19 · First-trimester ML

JMIR multicenter study (News-Medical 18 Sep): ML using first-14-week data across more than half a million pregnancies in Sweden, Chile, and Singapore generally beat existing early risk tools.

Retrospective risk tool — not a bedside RCT; not Nature Medicine prospective-evidence comment.

News-Medical
September 19 · Calibration warning

Chilean model less well calibrated than Swedish and Singaporean models; social and demographic factors among top predictors in some populations.

Equity / transportability caveat — not I3LUNG; AUROCs not locked here.

JMIR
September 19 · Standing clock

WHO/ITU/WIPO GI-AI4H Hangzhou 16–18 September ended yesterday as calendar context only; no communique locked here.

Event clock — not regulatory approval.

News-Medical