By evaluating the papers against academic research standards, the reviewers identified major flaws with regards to reliability and validity, and accused the DiFranza study of using pre-determined results
J Hist Med Allied Sci 63:178216 Hilton M (1995) Tabs, Fags and the Boy Labour Problem in Late Victorian and Edwardian Britain
It is completely windproof, staying lit through 40 mph winds
The filtration system consists of the fabric pre-filter to catch large particles, the main HEPA filter for pollen, pet dander, and other allergens, and also the activated carbon layer for smoking, cooking, and other odors
Use baking soda on upholstery sprinkle, let sit, and vacuum thoroughly