More kids are swallowing button batteries - The Washington Post
Coin and button batteries (cells)
Button and Coin Cell Batteries
Button cell - Wikipedia
What Parents Need to Know about Button Batteries and Lithium Coin Batteries - HealthyChildren.org
Kidsafe SA - Many common household items contain button batteries, including calculators, remotes and watches. To prevent button battery related death and injury: • Look for any items in your house that
CHOICE - CHOICE testing found that 10 out of 17 common household products containing button batteries were not safe, meaning children would be able to easily access, and swallow, the button batteries.
17 Unusual Things Button Batteries Are In - Netmums