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4. Nowak D, Gohlke H, Hering T, Herth FJF, Jany B, Raupach T, Welte T, Loddenkemper R (2015) Positionspapier der Deutschen Gesellschaft für Pneumologie und Beatmungsmedizin e. V. (DGP) zur elektronischen Zigarette (E-Zigarette) position-paper of the german respiratory society (DGP) on electronic cigarettes (E-cigarettes) in cooperation with the following scientific societies and Organisations: BVKJ, BdP, DGAUM, DGG, DGIM, DGK, DKG, DGSMP, GPP. Pneumologie 69:131–134
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