• death
  • Mortality rates from motor neuron disease in England and Wales for the years 1959-1979 were studied through death certification data supplied by the Office of Population Censuses and Surveys. (ox.ac.uk)
  • Examination of occupation, as listed on the death certificates, showed an excess of motor neuron disease deaths in leather workers in all three periods for which data were available (1959-63, 1970-72 and 1975). (ox.ac.uk)