Maximising military field research participant engagement: the 'when' and 'where' may make a difference

Affiliations

• ¹ Operational Research Team, Walter Reed Army Institute of Research, Silver Spring, Maryland, USA Janna.r.mantua.civ@mail.mil.
• ² Operational Research Team, Walter Reed Army Institute of Research, Silver Spring, Maryland, USA.
• ³ Department of Behavioral Health, Tripler Army Medical Center, Honolulu, Hawaii, USA.
• ⁴ Walter Reed Army Institute of Research Special Foreign Activity, Tacoma, Washington, USA.