Pt : No.
Dr : An ex-smoker?
Pt : Oh...Yes.
Dr : Since when you stopped smoking?
Pt : Since I am sick.
Dr : And that is ... ?
Pt : 3 days ago.
Dr : * ... ... * So how long have you been smoking?
Pt : About 40 years .
Dr : How many cigarettes a day ?
Pt : Hmm, about 2 packs a day.
