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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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Vitamin D Levels and SARS-CoV-2 Infection among Medically Underserved Populations in the Minority and Rural Coronavirus Insights Study