A statistic that evaluates reported spatial or space-time disease clusters to determine their significance (see hypothesis test). Conversely, it can be used to search for clusters of events in space, time, or space-time.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。