CORRECTED-Pfizer, Sanofi, to boost South African Biovac's vaccine output - Yahoo Finance

CORRECTED-Pfizer, Sanofi, to boost South African Biovac's vaccine output  Yahoo Finance

(Corrects name of Sanofi vaccine to Hexaxim throughout). * Move will secure vaccines supply in S.Africa-Biovac. * Says has capacity to ramp up output as eyes ...