Bhavita Vishram1, Louise Letley1, Albert Jan van Hoek2, Louise Silverton3, Helen Donovan4, Cheryll M. Adams5, David Green1, Angela Edwards1, Joanne Yarwood1, Helen Bedford6, Gayatri Amirthalingam1, Helen Campbell1
1Immunisation, Hepatitis and Blood Safety Department, Public Health England, London, UK
2Department of Infectious Disease Epidemiology, London School of Hygiene and Tropical Medicine, London, UK
3Royal College of Midwives (RCM), London, UK
4Royal College of Nursing (RCN), London, UK
5Institute of Health Visiting (iHV), London, UK
6University College London Institute of Child Health, London, UK