World In Africa, a Mix of Shots Drives an Uncertain Covid Vaccination Push March 15, 2022Stephanie Nolen and Rebecca RobbinsComments Off on In Africa, a Mix of Shots Drives an Uncertain Covid Vaccination Push Supplies are more plentiful now but they are unpredictable and often a jumble of brands. Many places can’t meet the W.H.O.’s recommended dosing schedules.
