APA Alıntı

Etter, J. (2012). Financial incentives for smoking cessation in low-income smokers: Study protocol for a randomized controlled trial. BioMed Central.

Chicago Stili Alıntı

Etter, Jean-François. Financial Incentives for Smoking Cessation in Low-income Smokers: Study Protocol for a Randomized Controlled Trial. BioMed Central, 2012.

MLA Alıntı

Etter, Jean-François. Financial Incentives for Smoking Cessation in Low-income Smokers: Study Protocol for a Randomized Controlled Trial. BioMed Central, 2012.

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