@book{20112,
  keywords = {Developing counrtries, Quality Control, Data Collection},
  author = {World Health Organization  and World Health Organization, Regional Office for the Western Pacific },
  title = {Improving Data Quality : A Guide for Developing Countries},
  year = {2003},
  pages = {74 p.},
  publisher = {World Health Organization},
  address = {Geneva},
  isbn = {92-9061-050-6},
  url = {http://www.wpro.who.int/publications/docs/Improving_Data_Quality.pdf},
  language = {eng},
}