An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Kumar A, Choi TM, Wamba SF, Gupta S, Tan KH.Kumar A, et al. Among authors: choi tm.Ann Oper Res. 2021 Jun 4:1-27. doi: 10.1007/s10479-021-04091-3. Online ahead of print.Ann Oper Res. 2021.PMID: 34103780Free PMC article.
Yoo J, Kim MJ, Choi TM, Chang SI.Yoo J, et al. Among authors: choi tm.J Environ Manage. 2024 May 20;360:120926. doi: 10.1016/j.jenvman.2024.120926. Online ahead of print.J Environ Manage. 2024.PMID: 38772227