PMC:4144696 / 8697-9032 JSONTXT

{"target":"https://pubannotation.org/docs/sourcedb/PMC/sourceid/4144696","sourcedb":"PMC","sourceid":"4144696","source_url":"https://www.ncbi.nlm.nih.gov/pmc/4144696","text":"Selection of clusters\nEach VDC or municipality is built up of wards, these being collections of houses. In VDCs there are always nine wards, but in a municipality there may be more. We selected one ward per VDC or municipality, randomly by the lottery method, the households therein forming the clusters for final sampling (Figure  1).","divisions":[{"label":"title","span":{"begin":0,"end":21}}],"tracks":[]}