Alarcon-Segovia Diagnostic Criteria for Mixed Connective Tissue Disease (MCTD)
1. Serological criteria: Positive anti U1 RNP at haemagglutination titer >1:1600
2. Clinical criteria:
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Unifying Concepts
Alarcon-Segovia Diagnostic Criteria for Mixed Connective Tissue Disease (MCTD)
1. Serological criteria: Positive anti U1 RNP at haemagglutination titer >1:1600
2. Clinical criteria:
