To do so, the CDA document itself could be updated.
为此可以更新CDA文档本身。
Figure 1 shows the basic CDA Viewer and table of contents.
图1展示了基本CDAViewer和目录。
CDA documents are persistent and as a result are often quite large.
CDA文档是持久性文档，因此通常相当大。
The versioning of CDA documents is accomplished by the elements and.
CDA文档的版本控制是通过元素和完成的。
This cache contains a copy of each of the entries recorded in the CDA.
这个缓存包含CDA中所记录的每个条目的副本。
Therefore, the database serves as a data store for HL7 CDA XML documents.
因此，数据库服务器可以作为HL7CDAXML文档的数据存储。
A similar approach is used to cache the clinical entry data from the CDA.
我们采用了一种类似的方法来缓存来自CDA的临床输入数据。
Figure 3 illustrates the update of a CDA document according to specification.
图3演示了根据规范更新一个CDA文档。
The upcoming version 3 release of the CDA is expected to use only XML encoding.
即将发布的CDA第三版只使用XML编码。
Each CDA document has an element that assigns each document a unique identifier.
每个CDA文档有一个元素，该元素为每个文档赋予一个惟一的标识符。
For the HL7 CDA, the structure is specified through an XML schema provided by HL7.
对于HL7CDA，此结构是通过HL7提供的一个XML模式指定的。
Or another example is that certain sections of an HL7 CDA XML document are checked only.
又如，只有HL7CDAXML文档中的某些部分需要检查。
However, HL7 CDA XML documents are also used for storing patient information in this example.
但是在这个示例中，HL7CDAXML文档也用来存储患者信息。
As the example above shows, the CDA document would now need to be updated with Megan's address.
正如上面的例子所示，现在需要用Megan的地址更新CDA文档。
CDA documents can contain information such as the name, address, gender, or medication of a patient.
CDA文档可以包含一个病人的姓名、地址、性别或用药等信息。
These industry bundles are available for free for a variety of industry formats including the HL7 CDA.
可以免费获取针对许多行业格式的行业包，包括HL7CDA。
Figure 2 shows the CDA Viewer displaying an observation event representing allergies and adverse reactions.
图2展示了一个CDAViewer，其中包含了一个表示过敏和不良反应的观察事件。
An example is the ability to define relationships between separate HL7 CDA XML document instances in a workflow.
比如，定义工作流内不同hl7CDAXML文档实例间的关系就是这样一个例子。
On my web server, I have one folder for each of the sample applications and then one for my CDA application.
在Web服务器上，我为每个样例应用程序各安排一个文件夹，还为CDA应用程序安排了一个文件夹。
If there were any ambiguity between HL7 CDA elements and other elements on the page, doing so would be pragmatic.
如果页面上的HL7CDA元素和其他元素之间存在混淆，这样做具有实际意义。
The initial purpose of HL7 CDA XML documents was to provide a standardized format to exchange patient information.
HL7CDAXML文档最初的目标是为交换患者信息提供一种标准化的格式。
Listing 6 illustrates an excerpt from a CDA document, which was augmented with address information of the patient.
清单6展示了一个CDA文档的摘录，其中加入了病人的地址信息。
The latter allows accessing the HL7 CDA XML documents stored in the database through simple Web services requests.
可以通过简单的Web服务请求访问数据库中存储的HL7CDAXML文档。
The template then applies any applicable downstream templates to deal with machine-readable content in the CDA entry.
然后模板会应用任何适用的下游模板来处理CDA 条目中的机器可读内容。
In this case, a constraint ensures that the relationship is not violated and that both HL7 CDA XML documents are available.
在本例中的这个约束确保了没有违背这种关系，并且这两个HL7CDAXML文档都是可用的。
Schematron is suitable for partial structure and HL7 CDA content constraints, which is highly appropriate for HL7 Templates.
Schematron则非常适合于局部结构和HL7CDA内容约束，而这又非常适合于HL7模板。
Notice that when you deal directly with the CDA, you need to use the hl7: namespace whenever you refer to an element in the CDA.
注意，当您直接处理CDA时，只要一引用CDA中的元素，都需要使用hl 7：命名空间。
According to the example illustrated in Figure 2, the CDA document needs to be augmented with the address information of the patient.
根据图2中的例子，这个CDA文档需要添加病人的地址信息。
Because I am describing how to develop a client application view, I don't describe how the CDA document is persisted or distributed.
由于本文讨论的是如何开发一个客户端应用程序视图，所以不再介绍如何持久化或分发CDA文档。
Listing 5 illustrates an excerpt from an existing CDA document containing patient information but missing important contact information.
清单5展示了一个已有的CDA文档的摘录，该文档包含病人的信息，但是缺少重要的联系方式。
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