title: Researching high-risk groups.
authors.forename: M D
authors.initials: MD
authors.lastname: Holleran
mesh_terms: D003625:Data Collection / Q000379:methods; D005260:Female; D017144:Focus Groups / Q000706:statistics & numerical data*; D006293:Health Promotion; D006302:Health Services Research / Q000379:methods*; D006305:Health Status Indicators; D006801:Humans; D012307:Risk Factors; D012907:Smoking / Q000453:epidemiology* / Q000523:psychology; D014481:United States / Q000453:epidemiology