65299document12495cr_codelist_opcs.txttext/plain5bc4fba559b735f817503bab061f9fe3cd03b6c6b4ed3ec4675ce1cbc2da62e1SHA25660312022-03-11 10:49:06https://datacompass.lshtm.ac.uk/id/eprint/2765/1/cr_codelist_opcs.txt