Henceforth it is advisable to enhance the training force of clinicians at county-level medical facilities to further improve OPV immunization rate.
今后应加大对县级医疗机构临床医生的培训力度，进一步提高OPV免疫接种率。
Henceforth it is advisable to enhance the training force of clinicians at county-level medical facilities to further improve OPV immunization rate.
今后应加大对县级医疗机构临床医生的培训力度，进一步提高OPV免疫接种率。
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