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  1. PERC Rule for Pulmonary Embolism - MDCalc

    There is no need to apply the PERC rule to those patients who are not being evaluated for PE. If the patient is considered low-risk, PERC may help avoid further testing. If the patient is moderate or high …

  2. Performance, Education & Resource Centers

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  3. Washington State Public Employment Relations Commission – Mission ...

    As the Washington State agency with jurisdiction over public sector labor relations and collective bargaining, PERC assists parties in resolving labor-management disputes.

  4. Propane | PERC - Propane Education & Research Council

    4 days ago · Learn how propane and renewable propane are paving the road to tomorrow’s green power generation. Explore innovations in propane technology across all industries. Everyone deserves …

  5. PERC rule - UpToDate

    In patients with a low probability of PE who fullfil all eight criteria, the likelihood of PE is low and no further testing is required. All other patients should be considered for further testing with sensitive D …

  6. Tetrachloroethene (PERC) in Indoor & Outdoor Air

    Tetrachloroethene (PERC) is a chemical widely used to dry-clean clothes. This page provides information on health effects seen in humans exposed to PERC in air.

  7. Home | PERC

    Jan 8, 2026 · The Property and Environment Research Center (PERC) explores how aligning incentives for environmental stewardship produces sustainable outcomes for land, water, and wildlife.

  8. MDCalc Wars: Stop Before the CT! — Are You Using PERC or Wells ...

    Jul 28, 2025 · Use PERC only if you’re already thinking “this patient probably doesn’t have a PE,” or if Wells determines your patient to be low risk. Applying PERC in someone at moderate or high risk …

  9. · Tetrachloroethylene, also known as “PCE”, is a commercial solvent used in dry-cleaning fabrics, metal degreasing operations, and chemical production facilities. · PCE can break down into other harmful …

  10. PERC launches ‘Every Day Safe’ propane safety program

    3 days ago · The Propane Education & Research Council (PERC) launched the "Every Day Safe" program, a new initiative designed to help propane companies strengthen their safety culture.