Drupal-Bibcite0<style face="normal" font="default" size="100%">Detection of Mycobacterium leprae DNA by polymerase chain reaction in the blood and nasal secretion of Brazilian household contacts.</style><style face="normal" font="default" size="100%">Detection of Mycobacterium leprae DNA by polymerase chain reaction in the blood and nasal secretion of Brazilian household contacts.</style>