Describes the nature of a clinical study. Types include: Observational study — observes people and measures outcomes without affecting results. Interventional study (clinical trial) — studies new ...

Abstract: Heart murmurs are a prevalent indication of cardiovascular diseases and can offer valuable insights into early cardiac abnormalities. For the prompt diagnosis and treatment of any cardiac ...

MIT engineers have developed a new metamaterial that is both strong and stretchy, overcoming the usual trade-off between stiffness and flexibility. The material starts as ...