Smoking status will be assessed initially by a self-report of point prevalence abstinence (Have you used any form of tobacco, even a puff, in the past 7 days?) and confirmed via expired CO concentration testing using a CO meter
It can be one dose or several doses over days or weeks
Furthermore, in an International Consultation on Environmental Tobacco Smoke and Child Health Report , the World Health Organization has stated that exposure to SHS associated with many adverse health effects in children, including prematurity, perinatal mortality, SIDS, asthma, middle ear disease, and future risk of heart and kidney diseases
By the following day links and excerpts referencing this article were being circulated via social media and re-posted on other web sites, with many of those who encountered it mistaking it for a genuine news item