![shutterstock_33409057](https://www.nationalelfservice.net/cms/wp-content/uploads/2015/05/shutterstock_33409057-150x150.jpg)
Mark-Steven Howe assesses a systematic review looking at the impact of rigid and non-rigid connectors between natural teeth and implants on the biological, functional and/or the prosthetic complication rates. Ten mainly retrospective studies were included providing limited evidence that needs to be interpreted cautiously.
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