Mozart Hyera (The Open University of Tanzania), The Dialogue on the Consent to the COVID-19 Vaccination in Tanzania: Legal Perspective, SSRN (2021):

It has been over a year and half now ever since the world was struck by the deadly virus, coined as COVID-19. It’s of no dispute the virus took a lot from us worse of all death of our loved ones and brought us a new and ‘unprecedented’ lifestyle. But even after such a disastrous pandemic, the world scientific society did not back down, most states tireless employed their experts to work tirelessly on finding if not a cure then a vaccine that would help reduce or control the rate of deaths that kept on occurring. Fortunately, as of 30th August 2021, the world through World Health Organization approved a total of 7 vaccines to include Janssen (Johnson & Johnson), Moderna mRNA-1273, Pfizer/BioNTech, Oxford/AstraZeneca, CoronaVac, BBIBP-CorV (Vero Cells).