Timex has announced a stylish new timepiece called the S2 Giorgio Galli and named after the Timex Group’s creative director. Majoring on stylish simplicity, the watch has a 38mm stainless steel ...
The second heart sound (S2) is produced by the closure of the aortic and pulmonic valves. The sound produced by the closure of the aortic valve is termed A2, and the sound produced by the closure of ...
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