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The HSE was set up in 1991 to provide information about life-style and behaviour choices with the aim of improving the targeting of national health policies. From 1991 to 1994, the survey was conducted by the Office of Population Censuses and Surveys which is now part of the Office for National Statistics (ONS).
The first wave of ELSA achieved a sample comprising 11,050 respondents aged 50 and over on 1 March 2002. Sample members are drawn from respondents to the Health Survey For England (HSE) and the initial data collected for that survey are subsequently linked to the ongoing ELSA measurements. For waves 3, 4, 6, 7 and 9 refreshment samples selected ...
In 1966 it was replaced by the New Book of Knowledge. [1] The number of volumes fluctuated. It was originally a 24 volume set, but other print runs had 10, 12 or 20.; [2] 1919 was a 20 volume set as shown in the image above, as was 1951. [3] From 1949 Grolier also issued a Book of Knowledge Annual. [4]
A nationwide census, commonly known as Census 1991, was conducted in the United Kingdom on Sunday 21 April 1991. This was the 19th UK census. Census 1991 was organised by the Office of Population Censuses and Surveys in England and Wales, the General Register Office for Scotland and the Census Office for Northern Ireland. [1]
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or the increasingly popular membrane technology that is mercury free and more energy-efficient. Worldwide there are approximately fifty mercury cell chlor-alkali plants in operation [1]. Of those there are eight in the United States (US) [2]. In 2003 the EPA reported in the Federal Register that on average approximately seven tons of mercury
Download as PDF; Printable version; In other projects Wikimedia Commons; Wikidata item; ... 1991 in England (5 C, 24 P) 1991 in Northern Ireland (2 C, 13 P, 1 F)