title: Conducting a descriptive survey: 2. Choosing a sampling strategy.
authors.affiliation: Unit for Statistics and Epidemiology, Liverpool School of Tropical Medicine, UK.
authors.forename: S B
authors.initials: SB
authors.lastname: Macfarlane
mesh_terms: D003906:Developing Countries; D004812:Epidemiologic Methods; D006306:Health Surveys; D006801:Humans; D018401:Sample Size; D012494:Sampling Studies; D015983:Selection Bias