special staining

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    Wiki Group 1 and Group 2 special stains 88312 vs.88313

    Good morning, I'm hoping somebody out there will be able to direct me to a policy listing stain names and which stains fall under what category (group 1 or group 2) for coding accuracy. Also if you have the same for immunohistochemistry and immunoperoxidase tissue studies that would be greatly...
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