Debating gun registration.
Ackermann
M J
MJ
D000293:Adolescent; D000328:Adult; D002170:Canada / Q000453:epidemiology; D005389:Firearms / Q000331:legislation & jurisprudence*; D006801:Humans; D008004:Licensure / Q000331:legislation & jurisprudence*; D014948:Wounds, Gunshot / Q000401:mortality / Q000517:prevention & control