Description
EKG specific calculators for Heart Rate, PR, QRS and QT intervals.Easy Heart Rate calculator with full readout of rate down to 30 beats per minute.EKG Axis determination diagram.Normal EKG values for P wave, PR interval, QRS duration, QT interval, QTC interval.Diagrammatic representation of the EKG complex with areas or segments labeled to help you recognize the intervals
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BALEINE File Organizer Box with Lid, Collapsible File Folder Organizer with Plastic Slide, Hanging File Folder Box for Office Document Storage
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SALE
ZXHQ Thick Lined Journal Notebook with Pen, 360 Pages 100gsm Paper, Brown Sprayed Edge, Journal for Writing Ruled Notebook,Leather Hardcover,Perfect for Work, Office or School, 7.8'' x 10''
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WOLVERINE 18-Sheet 60 Mins Running Time Cross Cut High Security Level P-4 Heavy Duty Paper/CD/Card Ultra Quiet Shredder for Home Office with 6 Gallons Pullout Waste Bin
