TY - JOUR T1 - Seasonal influenza programme expansion JO - BMJ UR - http://eprints.whiterose.ac.uk/168910/ PY - 2020/12/07 AU - Jayasooriya S AU - Mitchell C AU - Balen J AU - Darton TC ED - DO - DOI: 10.1136/bmj.m4713 PB - BMJ Publishing Group VL - 371 Y2 - 2025/06/21 ER -