A third of the world's population uses solid fuel derived from plant material (biomass) or coal
for cooking, heating, or lighting. These fuels are smoky, often used in an open fire or simple …

Objective We aimed to quantify the relationship between national income and infant and
under-five mortality in developing countries. Design We conducted a systematic literature …

In late 2021, the omicron variant of SARS Coronavirus 2 (SARS-CoV-2) emerged and
replaced the previously dominant delta strain. Effectiveness of COVID-19 vaccines against …

… Naor Bar-Zeev … Other Gram-negative causes of bloodstream infection included Acinetobacter
spp (n=543), Haemophilus spp (n=434), Pseudomonas spp (n=442), Neisseria spp (…

While mortality attributable to COVID-19 has devastated global health systems and
economies, striking regional differences have been observed. The Bacille Calmette Guérin (BCG) …

Background Rotavirus is the main cause of severe acute gastroenteritis in children in Africa.
Monovalent human rotavirus vaccine (RV1) was added into Malawi's infant immunisation …

In the early months of the pandemic, most reported cases and deaths due to COVID-19
occurred in high-income countries. However, insufficient testing could have led to an …

Background. Rotavirus vaccines have been introduced in many low-income African
countries including Malawi in 2012. Despite early evidence of vaccine impact, determining …

In The Lancet, Denis Y Logunov and colleagues from the NF Gamaleya Research Institute
of Epidemiology and Microbiology in Russia present findings from two phase 1/2, non-…

Background Salmonella enterica serotype Typhi (S Typhi) is a major public health problem
in low-income and middle-income countries. We aimed to investigate the effectiveness and …