This study examines the properties of the linear probability difference-indifferences estimator when the data are in fact generated by a single-decrement, continuous-time hazard process. We focus on ...

As influenza vaccination is now widely recommended, randomized clinical trials are no longer ethical in many populations. Therefore, observational studies on patients seeking medical care for acute ...

An international team is currently closely tracking the near-Earth asteroid 2024 YR4. The impact probability estimates for the year 2032 has been reduced from a peak of 3 percent to below 0.001 ...

In a recent study published in Frontiers in Immunology, researchers investigated the effect of cross-protective immunological responses on novel severe acute respiratory syndrome coronavirus 2 ...

The government’s latest probability figures for a long-expected Nankai Trough megaquake show that even Japan’s best ...