@article{17181,
  keywords = {Humans, leprosy, Recurrence},
  author = {Ridley D S},
  title = {'SGF index'. Reply to 'bacterial and morphological indices in leprosy.},
  year = {1981},
  journal = {Leprosy review},
  volume = {52},
  pages = {284},
  month = {1981 Sep},
  issn = {0305-7518},
  url = {http://leprev.ilsl.br/pdfs/1981/v52n3/pdf/v52n3a12.pdf},
  language = {eng},
}