It takes work, and we do the work
At the time, I lived in Eugene, Oregon
Especially if the patient had a lot of surgery before and if the patient has a smoking history
They are usually just different
Contextual questions: ask smokers and non-smokers: Did you come here from your home, at what time did you leave and how did you travel here (for example, walking, cycling, car, bus or train)? ask smokers: Did you have your last smoke within the 4 hours preceding this test? Positive responses to any of the following questions raise suspicion of environmental exposure for both smokers and non-smokers: Do you or cohabitees suffer from headache, dizziness, flu-like symptoms, weakness, drowsiness, confusion and/or nausea
Smoking or No Smoking signs, or the international No Smoking symbol, which consists of a pictorial representation of a burning cigarette enclosed in a circle with a bar across it, shall be prominently posted and properly maintained where smoking is regulated by this article , by the owner, operator, manager or other person having control of such area