First, they questioned eligibility for vaccination based solely on age criteria.
These can include publication bias, selection bias of subjects and trials; and bias due to post hoc selection of study questions, eligibility criteria, outcome definitions or subgroups [ 42, 43].
A spokesman for Assured Guaranty, Robert Tucker, said the company "respectfully disagrees" with Judge Klein's decision on the question of eligibility.
The 21st president, Chester A. Arthur, whose birthplace is Vermont, was rumored to have actually been born in Canada, prompting some to question his eligibility.
But some have pointed out that the supreme court has never addressed the question of eligibility for those seeking the presidency as it pertains to citizenship.
The question of eligibility to the first Presidency of the Portuguese Republic was one which greatly preoccupied the Constituent Assembly at Lisbon.
Fund officials have been reviewing the question of eligibility criteria, and lower-than-expected donations are now forcing them to be more selective about recipients.
"I think it is very difficult for him to get through the question of eligibility," the minister of state for information technology and telecommunication, Ishaq Khan Khakwani, said in an interview this week.
He also writes for World Net Daily, a supposed news site that offers for sale bumper stickers demanding to know "where's the birth certificate?" and a DVD called A Question Of Eligibility: Is Obama's Presidency Constitutionally Legitimate?
"It is important to remember there are still dozens of other questions concerning this question of eligibility that need to be resolved," Joseph Farah, the editor of one such site, WorldNetDaily, wrote Wednesday.
