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Defendants include British American Tobacco Bangladeshs managing director, its head of operations and two senior employees

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Factors affecting urine drug detection time describe various elements influencing how long substances remain detectable in a urine test

The criteria used for a case definition of EVALI (See Table 1) include 1) use of an e-cigarette or related product within 90 days, 2) lung opacities on chest imaging, 3) exclusion of lung infection including viral polymerase chain reaction, basic urine antigen tests for Legionella and Streptococcus pneumoniae , blood cultures, and sputum culture, and 4) absence of a likely alternative diagnosis such as cardiac or neoplastic conditions [34]