title: "Going bare": insurance and the pre-existing condition problem.
authors.forename: T
authors.initials: T
authors.lastname: Williams
mesh_terms: D018166:Health Care Reform; D006304:Health Status; D006801:Humans; D019458:Insurance Coverage / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D015273:Insurance Selection Bias; D017057:Medically Uninsured; D014481:United States