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In COPD awareness month; time to stop smoking cigarettes, whether you’re a mouse, a dog or a human! | BioMed21.org
5 November 2019 Rats jammed face first into what look like small milk bottles, no room to move, no option to even turn their heads. The rats in glass cylinders are arranged rows deep, screwed into a huge central metal cylinder that will provide a constant stream of cigarette smoke, directed into their faces in …