Clin Rad Artificial Intelligence Special Issue

1. Editorial
Artificial Intelligence (AI) in radiology has seen a rapid expansion of its literature in recent years. Between 2000 and 2018, there has been a global exponential growth of AI research-related publications in radiology. [1] Ranked by the total number of citations, the top 100 articles have been identified; with the United States being the most common country of origin (42%), followed by the Netherlands (11%) and China (9%). The top three subject areas covered by these papers were neuroimaging, oncology and respiratory [2].