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
2005 1
2006 1
2010 1
2011 1
2012 2
2013 3
2015 3
2016 4
2017 2
2018 1
2019 1
2021 14
2022 10
2023 2

Text availability

Article attribute

Article type

Publication date

Search Results

45 results

Results by year

Filters applied: . Clear all
Page 1
Last mile research: a conceptual map.
Davison CM, Bartels SA, Purkey E, Neely AH, Bisung E, Collier A, Dutton S, Aldersey HM, Hoyt K, Kivland CL, Carpenter J, Talbot EA, Adams LV. Davison CM, et al. Glob Health Action. 2021 Jan 1;14(1):1893026. doi: 10.1080/16549716.2021.1893026. Glob Health Action. 2021. PMID: 33736574 Free PMC article.
45 results