Peshawar- The unvaccinated children in Khyber Pakhtunkhwa and tribal areas continued to thwart global efforts to eradicate polio as National Institute of Health, Islamabad confirmed two new polio cases today. The new cases took the nationwide polio count to 104 this year alone for ahead of last year tally of 93. Pakistan has recorded highest number of polio cases among the three endemic countries. One newly-infected child is the residents of the violence-wracked Bara subdivision of Khyber Agency. Polio virus detected in eight month old Hafsa resident of Bara. One year old Salma, resident of Peshawar was also found infected with virus.