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) Ajit C. Tamhane and Cyrus R. Mehta and Lingyun Liu,Testing a Primary and a Secondary Endpoint in a Group Sequential Design,Biometrics,0006-341X,Oxford University Press (OUP),2010-12,66,4,1174-1184,https://cir.nii.ac.jp/crid/1360292620276653824,https://doi.org/10.1111/j.1541-0420.2010.01402.x