The Covid-19 pandemic has highlighted the value of strong surveillance systems in
supporting our abilities to respond rapidly and effectively in mitigating the impacts of …

Background Primary healthcare (PHC) is a crucial strategy for achieving universal health
coverage. Ethiopia is working to improve its primary healthcare system through the …

Household surveys are a vital component of national statistical systems. They are the basis
for official statistics on social and economic phenomena and are key to tracking progress …

Abstract Enumeration Areas (EAs) are the operational geographic units for the collection
and dissemination of census data and are often used as a national sampling frame for …

There are now an estimated 114 million forcibly displaced people worldwide, some 88% of
whom are in low-and middle-income countries. For governments and international …

Introduction Vaccines are essential to prevent infection and reduce morbidity of infectious
diseases. Previous evidence has shown that migrants and refugees are particularly …

The rise of small-scale and localized economic activities in low-and middle-income
countries (LMICs) has led to increased exposures to contaminants associated with these …

International survey researchers are increasingly turning to a geospatial sampling approach
known as gridded population sampling for finer resolution and a more updated sampling …

Population has significant application value and scientific significance in resource use,
public health, public transportation, disaster assessment, and environmental management …

Surveys have become indispensable approach for gathering input from diverse people in
several fields, including social research, marketing, healthcare, and public opinion polls …