1990年代，赫尔曼-吉登斯依托美国“儿科门诊实践研究网络”（Pediatric Research in Office Settings，PROS），对17077名3至12岁的女孩进行了系统评估。这项覆盖全美儿科门诊的研究，首次为青春期提前提供了大规模、标准化的数据证据。
chapter on mastering the eshell (which happens to be free).。业内人士推荐PDF资料作为进阶阅读
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63-летняя Деми Мур вышла в свет с неожиданной стрижкой17:54
The metadata tags reportedly cover artwork, track, composition, and music video, and labels must apply tags to each if AI has been used in production. However, as MWB noted, the Transparency Tags appear to be "optional" in Apple Music Specification 5.3.25 and "if omitted, none is assumed," so it will be on Apple Music to enforce the need for such tags.