By Tim Cocks3 Min ReadJOHANNESBURG( Reuters)-A small study of seven COVID-19 cases in South Africa shows the Omicron variant can break through booster vaccine shots, one of the scientists involved said on Thursday. FILE PHOTO: A woman receives the third dose of COVID-19 vaccine, a so-called booster, at the vaccination centre in Nuremberg, Germany, November 18, 2021.... REUTERS/ Lukas Barth A group of seven German visitors to Cape Town, aged between 25 and 39, were infected at some point in late

Функция политической риторики в процессе реформ Советского Союза: 1987-1990 тема диссертации и автореферата по ВАК РФ 22. 00.