Global access to COVID-19 vaccines: a scoping review of factors that may influence equitable access for low and middle-income countries

por Elin Hoffmann Dahl, Elizabeth F Peacocke, Lieke Fleur Heupink, Katrine Frønsdal, Lumbwe Chola
Publicado 2021

The potential impact of a 20% tax on sugar-sweetened beverages on obesity in South African adults: a mathematical model.

por Mercy Manyema, Lennert J Veerman, Lumbwe Chola, Aviva Tugendhaft, Benn Sartorius, Demetre Labadarios, Karen J Hofman
Publicado 2014