7 Step Interpretation Ruler for Fast Heart Rhythm Evaluation and Analysis
ab 7,67 €
Difference: A: 7-step ruler alone, B: 7-step ruler [with card holder]. Rhythm: Assess if the beat is regular or irregular. A: 2 7-step ruler. B: 1 7-step ruler [with card holder]. PR Interval: This gives you a reference for the PRI range in milliseconds.
Jetzt bei Ebay:
