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Computational tools for epitope vaccine design and evaluation
77% of smokers aged 16 to 24 in 2014 began smoking before the age of 18
The frame could and sometimes did slip, or a sudden gust of wind could topple it before it was secured, so it was mighty important that every man do his job, and do it well
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Nicotine is a chiral compound, meaning it exists naturally in two enantiomers or pairs of stereoisomers that are mirror images of each other but fit over each other no matter how they are rotated
doi: 10.1016/s0140-6736(19)31146-8 3
