"briefly participated" is a correct and usable phrase in written English.
You can use it when referring to a person or group who was involved in an activity for a short period of time. For example, "We briefly participated in the charity event before heading home."
Mukuka had briefly participated in the space program as a teenager and remembered rolling downhill in an oil drum.
I was a non-combat Vietnam veteran and a college student who briefly participated in the movement until it lost its luster for me.
This year he briefly participated in the early stages of the Franklin search.Perseverance and luck both played a part in the discovery.
After the episode on Nov. 1 last year — which Noah Gotbaum described to others as a "breakdown" and family members later came to refer to as a possible suicide attempt — Carol Gotbaum briefly participated in a therapy routine at St . Lukes-Roosevelt, but told relatives that she found it unhelpful.
His first nationalistic music was written during the 1848 Prague uprising, in which he briefly participated.
Diderot briefly participated in the occupation of Constantinople after the end of the war.
Briefly, participating centers undertake their own brain assessment and provide standard sets of fixed tissue blocks/sections and frozen sections to the ADNI-NPC or send the brain to the ADNI-NPC if the center does not routinely perform neuropathological assessments.
14 Briefly, participating centres identified patients fulfilling the following inclusion criteria: (1) repaired TOF; (2) CMR completed between 1997 and 2010; (3) 12-lead ECG within 1 year from CMR; and (4) clinical follow-up ≥1 year or occurrence of a primary outcome.
Briefly, the participating programs were required to implement the 16-session Lifestyle Balance Curriculum drawn from the DPP (4) and to participate in the evaluation of the effectiveness of their prevention activities.
13 Briefly, each participating physician was asked to include the first two consecutive patients with T2DM who they considered to have CKD and the first patient who they considered not to.
13 Briefly, couples participate in group counselling, joint pretest counselling and, for those testing, confidential informed consent procedures, phlebotomy, rapid HIV testing, 24 and joint post-test counselling and test result delivery.
