TY - JOUR PY - 1990// TI - Methods used to quit smoking in the United States: Do cessation programs help? JO - Journal of safety research A1 - Newcomb, PA A1 - Davis, R. M. A1 - Surawicz, TS A1 - Hatziandreu, E. J. A1 - Giovino, G. A. A1 - Pierce, J. P. A1 - Novotny, TE A1 - Fiore, MC SP - 168 EP - 169 VL - 21 IS - 4 N2 -

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LA - en SN - 0022-4375 UR - http://dx.doi.org/ ID - ref1 ER -