Drupal-Bibcite17<style face="normal" font="default" size="100%">Repository drugs. VII. N-Allylidene-4,4'-sulfonyldianiline and N-(benzylidene- and -1-naphthylmethylene)-N'-methylene-4,4'-sulfonyldianiline polymers with prolonged antimalarial and antileprotic action.</style>