Profiles and Extensions: * New Profiles * DataStandardsWales-Appointment * Changes to Profiles * DataStandardsWales-Encounter * Updated version from 0.1.1 to 1.0.0 * Updated status from draft to active * Added .extension:Speciality * DataStandardsWales-Practitioner * Updated nadexIdentifier slice to include a fixed system url * DataStandardsWales-ServiceRequest * Updated version from 0.1.1 to 1.0.0 * Updated status from draft to active * .code. Reverted minimum cardinality from 1..1 to 0..1 in line with UK Core * .performer. Added Must Support flag * New Extensions * DataStandardsWales-Speciality * Naming Systems * New Naming Systems * Namespaces for PAS Appointment ids * Namespaces for PAS Sub-speciality codes Examples: * New Examples * Observation Vital Signs: * BMI * Head Circumference * Maternal Height * Weight * Provenance * Example Provenance record linked to a Patient demographic update as result of an HL7v2 patient demographic update * Example Provenance record with multiple targets e.g. for growth chart observations * Example Provenance record showing the DemographicsAsRecorded extension * Questionnaire * Growth Chart Condition * Questionnaire Response * Growth Chart Condition Response * Removed Examples * Provenance * Example Provenance - Amend Device and Document Reference * Example Provenance - Amend where Device is unavailable * Example Provenance - Growth Charts Guide