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柬埔寨、老挝、越南于１９９２年开展对急性弛缓性麻痹（ＡＦＰ）的监测（１９９４～１９９７年，柬埔寨ＡＦＰ病例双份粪便标本采集率从７％上升至７１％；老挝从０上升到７０％；越南从４９％上升到８４％）。１９９２～１９９７年经证实的脊髓灰质炎（脊灰）病例在越南从５
Surveillance of acute flaccid paralysis (AFP) was carried out in Cambodia, Laos and Viet Nam in 1992 (collection rates of double stool specimens increased from 7% to 71% in AFP cases in Cambodia from 1994 to 1997; from 0 to 70% in Laos; Vietnam rose from 49% to 84%). Cases of confirmed poliomyelitis (polio) in Vietnam from 1992 to 1997