title: Testing the limits.
abstract: A steep rise in the number of HIV positive people has led to calls for routine screening in areas with a high incidence of the infection.
authors.forename: Jenny
authors.initials: J
authors.lastname: Knight
mesh_terms: D015492:AIDS Serodiagnosis / Q000706:statistics & numerical data*; D042241:Early Diagnosis; D017408:Guidelines as Topic; D015658:HIV Infections / Q000175:diagnosis* / Q000453:epidemiology; D006801:Humans; D006113:United Kingdom / Q000453:epidemiology