Arthur L. Brody, Mark A. Mandelkern, Edythe D. London, Anna Rose Childress, Grace S. Lee, Robert G. Bota, Matthew L. Ho, Sanjaya Saxena, Lewis R. Baxter, Damian Madsen, Murray E. Jarvik,
Brain Metabolic Changes During Cigarette Craving Archives of General Psychiatry. ,vol. 59, pp. 1162- 1172 ,(2002) ,
10.1001/ARCHPSYC.59.12.1162