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85-90% of positive PCR tests in July should have been deemed negative
- s9w 6y agoTitle limit.. full quote is: > In Massachusetts, from 85 to 90 percent of people who tested positive in July with a cycle threshold of 40 would have been deemed negative if the threshold were 30 cycles, Dr. Mina said. “I would say that none of those people should be contact-traced, not one,” he said.