- Tytuł:
- Effectiveness of the Ad26.COV2.S vaccine in health-care workers in South Africa (the Sisonke study): results from a single-arm, open-label, phase 3B, implementation study
- Autorzy:
- Źródło:
- In The Lancet 19-25 March 2022 399(10330):1141-1153
Czasopismo naukowe