Independent verification of data is a fundamental principle of scientific research across the disciplines. The self-correcting mechanisms of the scientific method depend on the ability of researchers ...

1 Johns Hopkins University Bloomberg School of Public Health, Department of International Health, 615 N Wolfe St, Baltimore, MD 21205, USA; If you wish to reuse any ...

Correspondence to Dr Richard P Troiano, Risk Factor Monitoring and Methods Branch, Applied Research Program, National Cancer Institute, NCI Shady Grove, 9609 Medical Center Dr, MSC 9762, Bethesda, MD ...

While Catharine Krebs was working in a human-genetics laboratory during her PhD at the University of California, Los Angeles, there was a line that she got used to seeing at the end of papers: “These ...

In today’s evidence-driven world, there is increasing demand for researchers with the skills to design, conduct, and evaluate studies that help institutions and schools improve their decision-making ...

Pew Research Center is committed to meeting the highest methodological standards — and to exploring the newest frontiers of research. Learn more about the methods the Center uses to conduct objective, ...

Marsha Habib terafiliasi dengan PUSKAPA. Santi Kusumaningrum does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has ...

Due to high demand for this course, we operate a staged admissions process with multiple selection deadlines throughout the year, to maintain a fair and transparent approach. Explore our campus, meet ...

Pew Research Center designed this study to assess the current state of online survey sampling methods – both probability-based and opt-in – and determine their accuracy on general population estimates ...

Qualitative data captures information and concepts that cannot be easily described by numbers, to better understand a phenomenon of interest from different perspectives. This data may include people's ...