Crynodeb o'r cais

The number of suicides involving helium poisoning in England, for deaths between 2001 and 2014. Table 1 shows the trend using year of death registration and Table 2 shows provisional data by year of occurrence.

Lawrlwyth cysylltiol ar cais

Lawrlwyth cysylltiol ar cais

Efallai y bydd hefyd gennych ddiddordeb yn: