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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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Maternal Sex Chromosome Aneuploidy and CNVs as an Explanation for Non-Reportable Aneuploidy and Microdeletion Results on Fetal Cell-Free DNA Screening