Both vaccination and antiviral application are affected by a number of sociobehavioral factors, including conformance of the target population, degree of risk perception, and compliance of healthcare personnel [64] [65] [66] . The conformance level of the population at risk can be affected, among other factors, by the demographics and income level [67] [68] [69] [70] [71] as well as by the quality of public information available [54] . The degree of risk perception can be influenced by the negative experience developed during previous pharmaceutical campaigns [72, 73] , as well as by public fear and rumors [74, 75] .