Drupal-Bibcite0<style face="normal" font="default" size="100%">Detection of Mycobacterium leprae by the polymerase chain reaction in nasal swabs of leprosy patients and their contacts.</style><style face="normal" font="default" size="100%">Detection of Mycobacterium leprae by the polymerase chain reaction in nasal swabs of leprosy patients and their contacts.</style>