http://www.nytimes.com/2002/05/05/magazine/_05WTWT.html
Doctors who smoke. (A Times article of a few years ago described the smoking culture of Denmark. Dr Bruno Timmerman (presumably a smoker) said: “You have to weigh it up and find a balance between what is dangerous and what your need for relaxation is. I don't see that a few cigarettes a day will harm you. It is better than being stressed.”)