Results 141 to 150 of about 1,982,359 (214)

A national model for estimating United States public land visitation. [PDF]

open access: yesSci Rep
Merrill NH   +4 more
europepmc   +1 more source

Advancing health policy and systems research and analysis: new frontiers, renewed relevance. [PDF]

open access: yesHealth Policy Plan
Kwamie A   +12 more
europepmc   +1 more source

The Third Study of Infectious Intestinal Disease (IID3 Study) in the Community: Protocol for UK-Based Prospective Cohort Studies Investigating the Disease Burden.

open access: yesJMIR Res Protoc
Rowland BW   +19 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy