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Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS).

Instrument/Method Challenges per Shipment Number of Shipments
PFA‑100 2 Two shipments per year
Helena Plateletworks® 2

*This Survey requires the draw of a normal donor sample.

Program Information

  • Four 3.2% sodium citrate vacuum tubes; two 10.0‑mL plastic tubes

Shipping Schedule

  • Shipment A: March 8
  • Shipment B: October 11