There are several points to consider here.
1) Depleted Uranium is not that much "depleted".
"Depleted uranium," the byproduct of the enrichment process, has about 0.002 percent 234U, 0.2 percent 235U and 99.8 percent 238U, and about 60 percent of natural uranium's radioactivity.
-- U.S. Office of the Secretary of Defense, emphasis mine.
2) Uranium ...
As @LangLangC found, there is a more recent study also reported by Nationwide Children’s Hospital:
Study results showed from January 2000 through June 2017 there were 2,968 ingestions of marijuana by children younger than six years old reported to U.S. poison centers. The majority (72.4%) of exposures were in children younger than three years old. More ...