In the Original Investigation titled “Effects of Exposure to Gun Violence in Movies on Children’s Interest in Real Guns,”¹ published online September 25, 2017, the caliber of the gun used in the study was changed from 38 caliber to semiautomatic 9 mm. This article has been corrected online.

中文翻译：

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描述性错误

在2017年9月25日在线发表的题为“电影中的枪支暴力暴露对儿童对真实枪支的兴趣的影响”的原始调查中，¹该研究中使用的枪支口径从38口径更改为半自动9毫米。本文已在线更正。