Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

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.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page


My NCBI Filters

Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1951 1
1991 1
1995 2
1997 1
1999 1
2001 3
2002 1
2003 1
2004 3
2005 2
2007 2
2008 3
2009 1
2010 3
2011 3
2012 4
2013 6
2014 4
2015 3
2016 1
2017 4
2018 1
2019 3
2020 3
2021 2
2022 1
2023 2
2024 1

Text availability

Article attribute

Article type

Publication date

Search Results

56 results

Results by year

Filters applied: . Clear all
Page 1
Results from a new efficacy and safety analysis of the REGENERATE trial of obeticholic acid for treatment of pre-cirrhotic fibrosis due to non-alcoholic steatohepatitis.
Sanyal AJ, Ratziu V, Loomba R, Anstee QM, Kowdley KV, Rinella ME, Sheikh MY, Trotter JF, Knapple W, Lawitz EJ, Abdelmalek MF, Newsome PN, Boursier J, Mathurin P, Dufour JF, Berrey MM, Shiff SJ, Sawhney S, Capozza T, Leyva R, Harrison SA, Younossi ZM. Sanyal AJ, et al. Among authors: leyva r. J Hepatol. 2023 Nov;79(5):1110-1120. doi: 10.1016/j.jhep.2023.07.014. Epub 2023 Jul 28. J Hepatol. 2023. PMID: 37517454 Free article.
Migration and AIDS in Mexico: an overview based on recent evidence.
Magis-Rodríguez C, Gayet C, Negroni M, Leyva R, Bravo-García E, Uribe P, Bronfman M. Magis-Rodríguez C, et al. Among authors: leyva r. J Acquir Immune Defic Syndr. 2004 Nov 1;37 Suppl 4:S215-26. doi: 10.1097/ J Acquir Immune Defic Syndr. 2004. PMID: 15722864 Review.
[The debate on self medication].
Wirtz VJ, Dreser A, Leyva R. Wirtz VJ, et al. Among authors: leyva r. Salud Publica Mex. 2009 May-Jun;51(3):179-80. doi: 10.1590/s0036-36342009000300004. Salud Publica Mex. 2009. PMID: 19967299 Spanish. No abstract available.
56 results