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Scientists have pioneered a new way to monitor sodium levels in the blood—without drawing a single drop. By combining terahertz radiation and optoacoustic detection, they created a non-invasive system ...
As the sample absorbs these waves, it vibrates the sodium ions connected to water molecules in the blood, creating ultrasound ...
TIANJIN -- A Chinese research team has developed a novel system to enable non-invasive and dynamic monitoring of blood sodium ...