[DOI] [PubMed] [Google Scholar] 11.Ward KD, Klesges RC, Zbikowski SM, Bliss RE, Garvey AJ
2012 Mar;119(3):516-21
Tierney Fisher (left) is a nurse practitioner in the Comprehensive Smoking Treatment Program at the University of Pennsylvania Health System in Philadelphia, PA
Lichen planus generally occurs during or after middle age
amanderson2, CC BY 2.0, via Wikimedia Commons Smokers can only indulge in designated outdoor smoking areas or designated indoor smoking rooms, ensuring minimal impact on non-smokers
Smoking index Since information about cigarette smoking was collected pre, during, and post-pregnancy, we created a smoking index variable which assessed the relationship between breastfeeding duration based on how many timepoints (03) the mother indicated they used cigarettes