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Sètifye Pwofesyonèl Ergonomics (CPE) pa komisyon Konsèy la nan Sètifikasyon an nan Pwofesyonèl Ergonomics, Bellingham, Washington (Russ a tou ap travay pou konsèy la revize epi apwouve aplikasyon pou sètifikasyon).
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Certified Professional Ergonomics (CPE) by the Board of Certification in Professional Ergonomics, Bellingham Washington (Russ also works for the board reviewing and approving applications for certification).