As a potential biomarker of treatment response, ctDNA and utDNA analyses were performed before systemic therapy, at restaging, and for responders at the beginning of adjuvant nivolumab. ctDNA was ...

Introduction Climate-sensitive mortality in rapidly urbanising tropical Africa is poorly characterised, and how pandemics disrupt established seasonal patterns remains underexplored. We analysed ...

People in North America adopted the bow and arrow as replacement weapons for the dart and atlatl about 1400 years ago, ...