hmmm nnie jest to takie idealne chyba " While the study succeeded in its primary goal of reducing symptomatic COVID-19 cases, that may not necessarily mean the shot prevents asymptomatic infection or serious illness. That means vaccinated people could still be unknowing carriers of the virus and may still face a risk of developing severe COVID-19 that requires hospitalization and may even result in death. Longer-term data from the study could help answer these questions."