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Defines, if Patient, Study and Series attributes are merged from corresponding DB records into the generated Multi-frame image, so they need not be copied by XSLT specified in upgrade-XX.xml to be copied from the Single-frame images to the generated Multi-frame image. Attributes not copied by XSLT specified in upgrade-XX.xml are not verified for equality of values over all source images. Therefore, skipping such attributes by XSLT from upgrade-XX.xml allows the generation of the Multi-frame image even if the attribute value differs between source images.
Series Instance UID is never merged from the DB, so it can be defined by the XSL style sheet - by copying upgrade-XX.xml - including an entry for the Series Instance UID attribute into the output, or not - if the generated Multi-frame image shall be put into the same Series as the source images, or not.
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