Leo, as far as i can see the protocol section is not mandatory :
protocol matches { ITEM_TREE[at0011] matches { -- lijst structuur items cardinality matches {0..*; unordered} matches { as you can see 0..* (means zero times until unbounded times), so not mandatory Alessandro On 15 July 2010 17:57, Moretti Leonardo <lmoretti at noemalife.com> wrote: > Hi all, > I have a doubt in interpretating the archetype definition when there are > "state" or "protocol" structure. For example, looking at "Blood > Pressure" in http://openehr.org/knowledge/, I'm wondering if "protocol" > structure is mandatory, as it seems looking at the archetype. If I don't > know any details about the protocol, do I have to insert an empty tag > <protocol> however? > > Best regards > leo > > _______________________________________________ > openEHR-technical mailing list > openEHR-technical at openehr.org > http://lists.chime.ucl.ac.uk/mailman/listinfo/openehr-technical > -- Alessandro Torrisi -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openehr.org/mailman/private/openehr-technical_lists.openehr.org/attachments/20100715/d9a3132c/attachment.html>