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 AS, Singh IR, Sharma SD, John S, Ravindran BP.Kumar AS, et al. Among authors: john s.J Cancer Res Ther. 2016 Apr-Jun;12(2):858-63. doi: 10.4103/0973-1482.164699.J Cancer Res Ther. 2016.PMID: 27461664Free article.
Darapu A, Balakrishnan R, Sebastian P, Hussain MR, Ravindran P, John S.Darapu A, et al. Among authors: john s.Case Rep Oncol. 2017 Jan 16;10(1):37-51. doi: 10.1159/000453607. eCollection 2017 Jan-Apr.Case Rep Oncol. 2017.PMID: 28203163Free PMC article.
Das S, Singh R, George D, Vijaykumar TS, John S.Das S, et al. Among authors: john s.J Clin Diagn Res. 2015 Jun;9(6):XC05-XC08. doi: 10.7860/JCDR/2015/14120.6074. Epub 2015 Jun 1.J Clin Diagn Res. 2015.PMID: 26266200Free PMC article.
Pal SK, Das S, Isiah R, John S.Pal SK, et al. Among authors: john s.Cureus. 2022 Nov 16;14(11):e31590. doi: 10.7759/cureus.31590. eCollection 2022 Nov.Cureus. 2022.PMID: 36408306Free PMC article.
Das A, Surendran S, Mathew M, Irodi A, Singh A, Joel A, Yacob M, Isiah R, Samarasam I, John S, Pavamani S, Sasidharan BK.Das A, et al. Among authors: john s.J Gastrointest Cancer. 2021 Jun;52(2):711-718. doi: 10.1007/s12029-020-00464-2.J Gastrointest Cancer. 2021.PMID: 32720121