Matrix Search - Test Information
| Investigation | C3 & C4 | | Indications | Used investigation and monitoring of patients with connective tissue disease or other inflammatory disorders. | | Specimen Type |  Ochre/
Yellow top | | Appropriate testing /re-testing interval | 3 wks | | Related tests | None | | HOW TO guides | None | | Information leaflets | None | | Publications | None | | Guidelines | None |
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