Accura Healthcare - Menglembu - Pulse oximetry (脉搏血氧仪) is a test used to measure the oxygen level (oxygen saturation) of the blood. It is an easy, painless measure of how well oxygen
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MEDITIVE Fingertip Pulse Oxygen Monitor, Pulse Rate with Respiratory Rate RR and Perfusion Index (Green) : Amazon.in: Health & Personal Care
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