The US Preventive Services Task Force (USPSTF) recommends screening for cervical cancer, with different approaches recommended for those aged 21 to 29 years and 30 to 65 years.
The spirometer (built-in 1846 by Hutchinson) measures ventilatory function (dynamic lung volumes and maximal flow rates). Miller 1996 [1]) shows a normal spirogram showing the measurements of forced ...
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