Institute of Molecular and Clinical Sciences, St. George's University of London, London SW17 0RE, UK.
Int J Mol Sci. 2021 Jan 12;22(2):673. doi: 10.3390/ijms22020673.
There is no single global definition of a rare disease, and for different geographical areas the definition is based on the disease occurrence in that population [...].
没有一个全球统一的罕见病定义,不同地区的定义是基于该地区人群中疾病的发生情况而定的[...]。