For the past decade, Sughra Ayaz has traveled door to door in southeastern Pakistan, pleading with parents to allow children to be vaccinated against polio as part of a global campaign to wipe out the paralytic disease. She hears their demands and fears. Some are practical – families need basics like food and water more than vaccines. Others are simply unfounded – the oral doses are meant to sterilize their kids.
Amid rampant misinformation and immense pressure for the campaign to succeed, Ayaz said, some managers have instructed workers to falsely mark children as immunized. And the vaccines, which must be kept cold, aren’t always stored correctly, she added.
