Child health experts are taking the unprecedented step of trying to contact 26,000 families across Wales to get a better understanding of how premature babies develop in the long term.
Dr Martin Edwards, one of those leading the study from Cardiff University, says there's been minimal research in this field: "This is an area of the Health Service that hasn't really been monitored or observed until now."
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The 2017 Champions League final will be the biggest event ever held in Wales.
An Amber weather warning has been issued for Conwy, Denbighshire, Flintshire, Gwynedd, Isle of Anglesey, Powys, Wrexham and Ceredigion.
Storm Doris will bring a squally band of rain at first with disruptive gales, especially further north.