Adolescent 1 Adult 1 Aged 1 Article 1 Availability 1 Child Child, Preschool 1 Disease Transmission, Infectious 1 Female 1 Flu shot 1 Humans 1 Immunization 1 Infant 1 Infant, Newborn 1 Influenza Vaccines 1 Influenza, Human 1 Male 1 Middle Aged 1 Pakistan 1 Refusal 1 Traditional norms 1 Vaccination 1 Vaccine 1 Young Adult 1 adolescent 1 adult 1 aged 1 child 1 disease eradication 1 disease transmission 1