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49 observed in a study that polyethylene particles with a size of 10 micrometers were not absorbed by cells, and their maximum absorption was in the range of 5 micrometers, and polyvinyl chloride particles were not absorbed by cells in the range of 10 to 100 micrometers, they concluded that the reduction of cell viability in exposure to PVC (136.5) and PE (90.1) was due to the accumulation of these particles outside the cell
Re-examination of nicotines role in society requires re-considering the harm minimization perspective within tobacco control (10)
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