Drupal-Bibcite0<style face="normal" font="default" size="100%">Leprosy of the upper respiratory tract. A clinical bacteriological, histopathological and histochemical study of twenty cases.</style><style face="normal" font="default" size="100%">Leprosy of the upper respiratory tract. A clinical bacteriological, histopathological and histochemical study of twenty cases.</style>