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The bacteria metabolize proteins and organic compounds present in food, saliva, and dead cells, and release volatile sulfur compounds (VSCs) such as hydrogen sulfide, methyl mercaptan, and dimethyl sulfide as byproducts

In addition, advanced techniques for assessing cardiovascular health, such as the intrinsic frequency method for analyzing arterial waveforms, may detect abnormalities caused by E-cig exposure that are not evident with standard hemodynamic or echocardiographic analyses 30