“…Decades of domestic and international recommendations from bodies such as the World Health Organization (2013; Hutchins et al, 1993), the National Institute of Health and Care Excellence (NICE) (2009), the Health Protection Agency (2012,2013), Public Health England (2014) and the UK Department of Health (2003Health ( , 2004Health ( , 2006 have all advocated the provision of opportunistic immunisations in every clinical setting. A growing body of evidence demonstrates that tertiary paediatric units can play a useful role in identifying under-immunised children and facilitating catch-up immunisations (Ferson, 1990;Bell et al, 1997;Conway, 1999;Walton et al, 2007;Ressler et al, 2008;Blair, 2010;Gandhi et al, 2011;Shingler et al, 2012).…”