The slow arrival of the shots – which have already been made available in more than 70 countries outside Africa – showed that lessons learned from the COVID-19 pandemic about global healthcare inequities have not brought about rapid change, public health officials and scientists said The slow arrival of the shots – which have already been made available in more than 70 countries outside Africa – showed that lessons learned from the COVID-19 pandemic about global healthcare inequities have not brought about rapid change, public health officials and scientists said Health Health News, Wellbeing Tips, Diseases, Treatment and Nutrition | The Hindu