HARARE (Reuters) - Zimbabwe extended a nationwide curfew, banned gatherings and ordered non-essential businesses closed for a month on Saturday in an effort to curb a surge in coronavirus infections. Vice President Constantino Chiwenga, who is also health minister, said ...
The runners were connected to truck drivers plying the South Africa-Zimbabwe route via Beitbridge Border Post regularly, so after buying the goods, the runners would give them to the drivers and provide me with contact details of the truck drivers for communication. The runners charged between 10...
Manicaland Centre for Public Health Research, Biomedical Research and Training Institute, Harare, Zimbabwe Simon Gregson Carlo F. Dondena Centre for Research on Social Dynamics and Public Policy, Bocconi University, Milan, Italy Emanuele Del Fava & Alessia Melegaro Max Planck Institute for Demographic...
59,101 participants with a single ChAdOx1 vaccination (7191 (12.2%) previously infected) contributed 73,963 antibody measurements ≥28 days post-first dose, median (IQR) [range] 2 (1-2) [1-3] measurements per participant. Assuming antibody levels declined exponentially based on previous descri...
The virus had been circulating in China in the weeks preceding the man’s hospitalization, but the Beijing government refused to share details about the newly dubbed SARS-CoV-2. It wasn’t until New Year’s Eve that the WHO was first notified about the cases of “viral pneumonia,” which...
International Conservation Affairs Department, Parks and Wildlife Management Authority, Harare, Zimbabwe Patience Gandiwa Faculty of Agronomy and Forestry Engineering, Universidade Eduardo Mondlane, Maputo, Mozambique Nicia Giva Kenya Wildlife Conservancies Association, Nairobi, Kenya ...
where 𝛽β is the effective contact rate and 𝜂η is the relative infectivity rate of those in the compartment 𝐼𝑢Iu when compared to those in compartment 𝐼𝑑.Id. A value of 𝜂>1η>1 corresponds to a higher infectivity rate for individuals in the 𝐼𝑢Iu class than for ...
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