34004document7270SONA_management_data_codebook.htmltext/htmlb0eb9c88860ed8433f94dfa4c22147375b1be45bd49a367f1f49a6591ac70fdeSHA25652882019-10-22 13:09:36https://datacompass.lshtm.ac.uk/id/eprint/1358/3/SONA_management_data_codebook.html