“…Table 1 provides key elements of each study. Six articles implemented interventions to increase HPV vaccine uptake and six interventions aimed to vaccinate against meningococcal serogroups: one intervention vaccinated against all Meningococcal serogroups, four interventions vaccinated against Meningococcal B, and one intervention vaccinated against Meningococcal C. The remaining interventions were vaccine campaigns against influenza [9] , measles [10] , rubella [11] , and measles and rubella [12] . Seven reported on vaccination campaigns conducted in response to a disease outbreak or exposure [11] , [13] , [14] , [15] , [16] , [17] , [18] , and nine were health promotion and prevention efforts [9] , [10] , [12] , [19] , [20] , [21] , [22] , [23] , [24] .…”