---
title: QR Codes in Classrooms to Enable Early Contact Tracing
date: 2021-08-30T05:30:00-04:00
author: University of Maryland
canonical_url: "https://today.umd.edu/briefs/qr-codes-in-classrooms-to-enable-early-contact-tracing"
section: Briefs
---
- September 02, 2026