National Study of the Incidence of Child Abuse and Neglect 1980 (NIS-1)
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Conducted by NCCAN and mandated by Congress, this study was the first large scale effort to assemble information, based on standardized definitions, about the scope...
本项研究由美国国会授权，由国家补充与替代医学中心（NCCAN）主导开展，是首个基于标准化定义、系统性收集并整合特定领域相关信息的大型研究项目，旨在梳理该领域的范围……
