6773document1978UserGuide.pdfapplication/pdff4f07c7e0cf7ccc360d5ff80e3af327452be597933a217f8f4a7eb14a86768fbSHA2564679182016-05-11 09:56:02https://datacompass.lshtm.ac.uk/id/eprint/200/9/UserGuide.pdf