Impression Technique Disadvantages Possible alteration in VDO, occlusion, facial supportPossible alteration in VDO, occlusion, facial support No chance to test retention and comfort under functionNo chance to test retention and comfort under function Possible alteration in VDO, occlusion, facial supportPossible alteration in VDO, occlusion, facial support No chance to test retention and comfort under functionNo chance to test retention and comfort under function
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