著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) David J. Newman and Gordon M. Cragg,Natural Products as Sources of New Drugs over the Nearly Four Decades from 01/1981 to 09/2019,Journal of Natural Products,0163-3864,American Chemical Society (ACS),2020-03-12,83,3,770-803,https://cir.nii.ac.jp/crid/1362262943537506432,https://doi.org/10.1021/acs.jnatprod.9b01285