He arrived today to the clinic for a consultation on smoking cessation. He has a smoking history of 50 packs per year for approximately 50 years, and smokes approximately 2 packs per day, but has tried to cut down smoking to 1 and a half packs or 1 pack
He arrived today to the clinic for a consultation on smoking cessation. He has a smoking history of 50 packs per year for approximately 50 years, and smokes approximately 2 packs per day, but has tried to cut down smoking to 1 and a half packs or 1 pack