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UK health and social care secretary Matt Hancock previously warned social media firms that "more action is urgently needed" to protect children online.

Also: Prenetics acquires Soma Analytics, Open Bionics raises £4.6m in Series A funding round; ten projects are selected to receive a share of £3m to drive innovation in the NHS.

The agreement with Dartford and Gravesham NHS Trust was signed earlier this month.

The NHS App is now being rolled out across England, NHS England announced this morning, following private testing between September and December with over 3,000 patients from 30 GP practices.

Also: AXA Venture Partners raises $150m (€130m) to invest in fintech and digital health start-ups; UK Biomedical Catalyst applications now open; Liège University spin-off secures nearly €970,000 to develop its product range.

The game has now been licensed through the University of Cambridge's technology transfer arm to app developer Peak.

International tech investment firm Atomico releases the 2018 State of European Tech report. 

Also: Sandoz selects finalists for Healthcare Access Challenge, while applications for UK medtech business accelerator close on 20 January.

Dublin-headquartered digital therapeutics company HealthBeacon has closed a $12m Series A investment round to fuel its push into the US, Canada and UK markets.

Researchers in the UK have launched a clinical trial to see if a breath test device could detect the presence of cancer at an early stage.