Sigarilyo: Pagkakaiba sa mga binago

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m Inalis ang binago ni 203.87.162.68, ibinalik sa huling bersyon ni EmausBot
Linya 21:
* Hecht SS (1999) Tobacco Smoke Carcinogens and Lung Cancer. ''Journal of the National Cancer Institute''
* ''Smoke: A Global History of Smoking'' (2004) edited by Sander L. Gilman and Zhou Xun ISBN 1-86189-200-4
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