# An Online Documentary Film to Motivate Quit Attempts Among Smokers in the General Population (4Weeks2Freedom): A Randomized Controlled Trial

> Research article (Nicotine & Tobacco Research, 2015) · cited 14× · AI/ML

**Wikidata**: [openalex:W2138347720](https://www.wikidata.org/wiki/openalex:W2138347720)  
**Source**: https://4ort.xyz/entity/an-online-documentary-film-to-motivate-quit-attempts-among-smokers-in-the-general-population-4weeks2freedom-a-randomized