The synthesis of a range of 2′-, 3′- and 4′-substituted 3-nitro-4-bromobiphenyls and of their intermediates is described.
描述了一系列2'-,3'-和4'-取代的3-硝基-4-溴代二苯及其中间体的合成。
The impact of child abuse on children's play: a conceptual model
作者:Rodney J. Cooper
DOI:10.1002/oti.127
日期:2000.11
this article is to examine critically the impact of childabuse on children'splay, using a descriptive model of children'splay as a conceptual framework for this review of the literature. Play is recognized as a primary occupation of childhood by occupational therapists. When a child is exposed to an abusive or neglectful care environment his or her play development may be disrupted. Although the