During the reporting period, UNRWA participated in the second emergency national immunization campaign to eradicate poliomyelitis, using vaccines donated by UNICEF.
在本报告所述期间，近东救济工程处参加了消灭小儿麻痹症第二次紧急全国免疫活动，使用了儿童基金会捐助的疫苗。