Dimensions: 2260 x 1513 px | 38.3 x 25.6 cm | 15.1 x 10.1 inches | 150dpi Date taken: 5 August 1983 Photographer: AA Film Archive More information: This image could have imperfections as its either historical or reportage
While a cough caused by a cold starts in the throat and upper airways, a smokers cough originates in the lungs and lower respiratory tract
Lead author Dr Vera Buss (UCL Institute of Epidemiology & Health Care) said: Our results suggest the tobacco industry may have used various loopholes in the law to continue to enable people to smoke menthol-flavoured cigarettes
Individual nicotine concentrations were baseline-adjusted using a model assuming that nicotine elimination follows first-order kinetics ( max ), area under the curve (AUC) for 015 min (AUC 0-15 ), AUC for 0240 min (AUC 0-240 ), and time to reach C max (T max )
The chemical composition of both types is largely the same since both are the result of burning tobacco, but there are some differences in the quantities of the components, as well as other differences