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EMI EKG Ruler # 422 Pocket Reference Guide
Product ID : 4056213
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Galleon Product ID
4056213
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About EMI EKG Ruler # 422 Pocket Reference Guide
The EMI EKG Ruler # 422 features seconds scale for PR, QRS, Cycle, Length, Coupling, Escape, and Parasystolic Intervals. Measures just 1 11/16 inch x 6 3/8 inch small enough to fit in a medical coat pocket. Complete with protective sleeve.
