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BMJ.E1696
BMJ.E1696
http://dx.doi.org/10.1136/BMJ.E1696
Effect of offering different levels of support and free nicotine replacement therapy via an English national telephone quitline: randomised controlled trial.
P356
Q35850732-705234D4-1846-4B3C-ABBB-88A1D7D7E9BD
P356
BMJ.E1696
http://dx.doi.org/10.1136/BMJ.E1696