%0 Journal Article %A Nigel Gray %T Reflections on the saga of tar content: why did we measure the wrong thing? %D 2000 %R 10.1136/tc.9.1.90 %J Tobacco Control %P 90-94 %V 9 %N 1 %U https://tobaccocontrol.bmj.com/content/tobaccocontrol/9/1/90.full.pdf