Please read this attestation statement. By clicking “ I Accept”, you attest that your participation in this study has met the following criteria:

1. No results, or any other aspect of this study, have been revealed to or discussed with any unauthorized person or other laboratory prior to the close of the study.

2. The samples for which you are submitting results were not analyzed by any other laboratory.

3. Your laboratory has not knowingly received samples from this PT study from any other laboratories.

4. No information was solicited from ERA or other laboratories (including laboratories under common ownership) concerning the assigned values or acceptance ranges for the PT study samples prior to the close of the study.

5. All analyses met the criteria for the regulatory agencies to which the PT study results are being sent.