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(a). Simplified cross-section schematic of a composite device (‘CMP’), comprising OFM (black) and a layer of HA (hashed). Layers are interlocked via a ‘tab’ penetrating cross-sectionally through the layers. (b). Representative photograph of a hydrated layered device fabricated using the interlocking fabrication process. OFM: Ovine forestomach matrix-3; CMP: composite samples.
