Do mercury sphygmomanometers ever need to be calibrated? Why and how would that be done? What is the closest equivalent to a mercury sphygmomanometer and how does its accuracy compare? - Quora
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Results of a project to calibrate mercury sphygmomanometer blood pressure-measuring devices in Egypt | Journal of Human Hypertension
Calibration, Maintenance, and Use of Blood Pressure Devices - The Seventh Report of the Joint National Committee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure - NCBI Bookshelf
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