1. Bjartveit K, Tverdal A (2005) Health consequences of smoking 1–4 cigarettes per day. Tob Control 14(5):315–320
2. Breitling LP, Rothenbacher D, Stegmaier C, Raum E, Brenner H (2009) Older smokers’ motivation u. attempts to quit smoking: epidemiological insight into the question of lifestyle versus addiction. Dtsch Arztebl Int 106(27):451–455
3. Bundesamt S (2017) 18,4 Milliarden Euro Steuereinnahmen durch Genussmittelkonsum.
https://www.destatis.de/DE/Presse/Pressemitteilungen/Zahl-der-Woche/2017/PD17_39_p002.html
. Zugegriffen am 30.06.2019
4. Collaborators GBDRF (2016) Global, regional, u. national comparative risk assessment of 79 behavioural, environmental u. occupational, u. metabolic risks or clusters of risks, 1990–2015: a systematic analysis for the Global Burden of Disease Study 2015. Lancet 388(10053):1659–1724
5. Commission FT (2018) Federal trade commission cigarette report for 2016 [PDF–589 KB]. F. T. Commission