Puas muaj kev sim tshuaj tiv thaiv kab mob polio?

Cov txheej txheem:

Puas muaj kev sim tshuaj tiv thaiv kab mob polio?
Puas muaj kev sim tshuaj tiv thaiv kab mob polio?
Anonim

Cov tshuaj tiv thaiv kab mob polio tau sim xyoo 1954, txhawb nqa los ntawm National Foundation for Infantile Paralysis (Lub Peb Hlis Ntuj ntawm Dimes), yog cov loj tshaj plaws thiab tshaj tawm cov kev sim tshuaj uas tau ua tiav.

Kev sim tshuaj tiv thaiv kab mob polio ntev npaum li cas?

Tshaj li ntawm tsawg dua 12 lub hlis, 1.8 lab tus menyuam yaus hauv 44 lub xeev-thiab hauv Canada thiab Finland-yuav nce mus koom rau hauv kev sim tshuaj tiv thaiv. Nws yog qhov ntsuas tsis tau pom dua, yeej tsis sib xws hauv lub tebchaws ua ntej lossis txij li ntawd.

Nws siv sijhawm ntev npaum li cas los tsim thiab sim tshuaj tiv thaiv kab mob polio?

Nws tau siv yuav luag 50 xyoo rau lwm txoj kev tshawb fawb kom nthuav dav cov yam ntxwv ntawm tus kab mob thiab nws txoj kev sib txuas nrog tus txha caj qaum. Lub sijhawm no, tus kws kho mob German Jacob Heine tau qhia nws qhov kev tshawb pom hauv xyoo 1840 ntawm poliomyelitis.

Yuav tshuaj tiv thaiv dab tsi hauv lub khob qab zib?

Sabin cov tshuaj tiv thaiv tuaj yeem muab ua kua, lossis muab tso rau hauv cov khoom qab zib zoo tib yam thiab noj. Ntau lab tus neeg Asmeskas tau txais cov khoom qab zib no. Tau txais tshuaj tiv thaiv kab mob polio rau pej xeem xav tau kev txhawb nqa lub tebchaws.

tus kab mob polio pib qhov twg los?

Thawj kab mob sib kis tau tshwm sim nyob rau hauv daim ntawv ntawm kev sib kis tsawg kawg yog 14 tus neeg ze Oslo, Norway, xyoo 1868 thiab ntawm 13 tus neeg nyob rau sab qaum teb Sweden xyoo 1881. Tib lub sijhawm lub tswv yim tau pib qhia tias tam sim no qhov xwm txheej ntawm tus menyuam tuag tes tuag tawtej zaum yuav kis tau.

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