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Upcoming holiday closures 

Quest Patient Service Centers will be closed on Friday, July 3 and Saturday, July 4, 2026, in observance of Independence Day, and to give our frontline team the time to recharge. Don't let the holiday interrupt your care. Plan your visit today.

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Evaluation of Heparin-induced Thrombocytopenia Before and during the COVID-19 Pandemic at a US National Reference Laboratory