CDC: Research Grants to Prevent Firearm-Related Violence and Injuries (R01)
RFA-CE-22-004
Grants.gov   https://www.grants.gov/web/grants/view-opportunity.html?oppId=335599 
Deadline Feb. 4, 2022

Eligible applicant organizations may submit more than one application to this NOFO, provided that each application is scientifically distinct.

See also:
CDC: Research Grants for Preventing Violence and Violence-Related Injury (R01)
RFA-CE-22-005
Grants.gov  https://www.grants.gov/web/grants/view-opportunity.html?oppId=335600 
Optional Letter of intent due Jan. 24, 2022
Deadline March 4, 2022.