If there are no people on this earth it's illness, killed together, just like the doctor, help life people. Currently, there are more and more patients, profession, this is necessary in a society very seriously.
If there is not a person on this earth is sick, dying is like a doctor to save lives for people today have more career patients are so vital to society at large.
Without this profession people on earth have illness die doctor also helping the life with people.At present, there are more and more patients career this is needed on society is enormous.