Stephens, William E (2018). “Comparing the cancer potencies of emissions from vapourised nicotine products including e-cigarettes with those of tobacco smoke”. Tobacco Control27 (1): 10–17. doi:10.1136/tobaccocontrol-2017-053808. PMID28778971.
Farsalinos, Konstantinos E.; Voudris, Vassilis; Poulas, Konstantinos (2015). “E-cigarettes generate high levels of aldehydes only in ‘dry puff’ conditions”. Addiction110 (8): 1352–1356. doi:10.1111/add.12942. PMID25996087.
Stephens, William E (2018). “Comparing the cancer potencies of emissions from vapourised nicotine products including e-cigarettes with those of tobacco smoke”. Tobacco Control27 (1): 10–17. doi:10.1136/tobaccocontrol-2017-053808. PMID28778971.
Farsalinos, Konstantinos E.; Voudris, Vassilis; Poulas, Konstantinos (2015). “E-cigarettes generate high levels of aldehydes only in ‘dry puff’ conditions”. Addiction110 (8): 1352–1356. doi:10.1111/add.12942. PMID25996087.