Kungokufunda kabanzi ngokukhubazeka okunamandla kwe-flaccid (okubangelwa ipoliomyelitis), okuhlanganisa ne-epidemiology yayo eyingqayizivele nemizamo yokuqeda, lapho singathemba khona umhlaba ongenawo uvendle. Lolu hlelo lokusebenza lumahhala kubo bonke, luvuselelwa njalo, futhi luvumela iminikelo yemali ukuthi yenziwe ngemizamo yokugoma nokuqeda yonke indawo.
Kubuyekezwe ngo-
Jun 30, 2023