目的：考察口服脊髓灰质炎减毒活疫苗糖丸（OPV）在-20℃温度下保存的稳定性。
Objective : To detect the stabilities of live attenuated oral poliomyelitis vaccine balls stored under-20 ℃ .
结论：口服脊髓灰质炎减毒活疫苗糖丸存放于-20℃以下1~5年的稳定性良好。
Conclusion : Live attenuated oral poliomyelitis vaccine showed good stability stored under - 20 ℃ .
脊髓灰质炎减毒活疫苗糖丸脊髓灰质炎减毒活疫苗糖丸脊髓灰质炎减毒活疫苗糖丸