Dr Louise Marron, Consultant in Public Health with the National Immunisation Office tells us more.

<p>Dr Louise Marron, Consultant in Public Health with the National Immunisation Office tells us more.</p>

News, sport, business and interviews. Presented by Rachael English. Listen live Monday to Friday at 1pm on RTÉ Radio 1.

News at One

News, sport, business and interviews. Presented by Rachael English.

<p>News, sport, business and interviews. Presented by Rachael English.</p>