@article{Lennhoff2009,
  author    = {Rudolf Lennhoff},
  title     = {Medicinalstatistik, sociale Medicin und Hygiene},
  journal   = {Medicinische Reform},
  volume    = {13},
  number    = {No. 8, 18. Februar 1905},
  pages     = {57 -- 58},
  year      = {2009},
}