TY - JOUR T1 - POlio lingers in pakistan AU - Friedrich MJ Y1 - 2012/12/19 N1 - 10.1001/jama.2012.128610 JO - JAMA SP - 2449 EP - 2449 VL - 308 IS - 23 N2 - The researchers surveyed 1017 parents of young children living in the country's largest city, Karachi. They also interviewed 30 parents of Pashtun ethnicity, who have the highest rates of polio in the country, who refused to vaccinate. Reasons commonly cited for refusing vaccination include lack of knowledge about the vaccine, lack of faith in the vaccine's effectiveness, misperceptions about adverse effects such as infertility, and fear that the vaccine may contain religiously forbidden ingredients. SN - 0098-7484 M3 - doi: 10.1001/jama.2012.128610 UR - http://dx.doi.org/10.1001/jama.2012.128610 ER -