Which technological innovation first allowed medical facilities to integrate electronic health records (EHR) directly with their point-of-sale systems?

Modern healthcare facilities rely heavily on sophisticated point-of-sale (POS) systems for everything from patient billing to inventory management. These systems have revolutionized how medical practices operate, but their development has an interesting history. Test your knowledge about how POS systems have transformed the medical industry and improved patient care delivery.

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HL7 (Health Level Seven) integration protocols developed in 1997
The Medicare Modernization Act of 2003 mandating digital billing
RFID patient bracelet tracking systems introduced in 2001
Cloud-based medical billing platforms first released in 2005