Cancer;
Center,;
First;
Affiliated;
Hospital;
of;
Kunming;
Medical;
College,;
Kunming;
650032,;
China;
Biotherapy;
Center,;
First;
Affiliated;
Hospital;
of;
Kunming;
Medical;
College,;
Kunming;
650032,;
China;
Department;
of;
Pathology,;
First;
Affiliated;
Hospital;
of;
Kunming;
Medical;
College,;
Kunming;
650032,;
China;