cigarette blues

cigarette blues Robert Johnson Art Portrait Print Guitar Wall Decor Limited Edition Poster Print Marlboro Cigarettes, Blue Pack, Menthol

Name: cigarette blues Robert Johnson Art Portrait Print Guitar Wall Decor Limited Edition Poster Print Marlboro Cigarettes, Blue Pack, Menthol
Brand: plushmd.com
SKU: 67545863356
Price: 20.76 USD
Availability: InStock
Rating: 4.687600000000001 (9 reviews)

SKU: 67545863356

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Description

Although CO levels less than 10ppm are traditionally considered to define non-smoking, various studies have found that the figure that marks the cut-off point is around 45ppm.26,29,30 Therefore, any subject who shows CO levels higher than 5ppm should be considered a smoker, providing that the examination has been correctly carried out and all cases of false positive co-oximetry have been ruled out (Table 4)