@article{MuellerUibelTakemuraetal.2011,
  author    = {Daniel M{\"u}ller and Stefanie Uibel and Masaya Takemura and Doris Klingelh{\"o}fer and Jan David Alexander Groneberg},
  title     = {Ships, ports and particulate air pollution - an analysis of recent studies},
  journal   = {Journal of occupational medicine and toxicology},
  volume    = {6},
  number    = {31},
  pages     = {1 -- 6},
  doi       = {doi:10.1186/1745-6673-6-31},
  url       = {http://www.occup-med.com/content/6/1/31},
  year      = {2011},
}