Mayo Clinic Cancer Center

http://mayoresearch.mayo.edu/mayo/research/staff/hurt_rd.cfm

Nicotine Dependence Center - Research Program
http://mayoresearch.mayo.edu/mayo/research/nicotine_research_center/

Tobacco Quitline
http://www.mayoclinic.org/ndc-rst/quitline.html

About Mayo Clinic
http://www.mayoclinic.org/about/