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Pulse Oximeter and Other Services provided by Vizag Volunteers
Volunteers Visakhapatnam (Andhra Pradesh) October 29, 2020 530002.00 Rs.During this pandemic, there are many people who are suffering from proper oxygen levels. To measure the oxygen we use a tiny device that usually slides over your fingertip or clips on the ear lobe and uses infrared light refraction to measure your ox...
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