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Limited protection of GSK?s malaria vaccine dwindles in 7 years
LONDON - The world's first malaria vaccine, developed by GlaxoSmithKline, provides some protection after three doses but its effect dwindles to almost **thing after seven years, scientists said on Wednesday. ??????? ??????: Limited protection of GSK?s malaria vaccine dwindles in 7 years || ??????: ahlam1399 || ??????: اسم منتداك
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