至少两个世纪以来,医生和地理学家就对疾病制图发生了兴趣。其成果业已用来研究某些全球性传染病的历史及其蔓延。现今,这种地图在流行病学中起着重要作用。由于分布上显示着明显的地区集中性,表明某些疾病受到地理位置影响。 For at least two centuries doctors and geographers have become interested in disease mapping. The results have been used to study the history and spread of certain global infectious diseases. Nowadays, this map plays an important role in epidemiology. As the distribution shows obvious regional concentration, it indicates that some diseases are affected by their geographical location.