P21. INCORPORATION OF DECELLULARIZED EXTRACELLULAR MATRIX IN 3D-PRINTED GRAPHENE-BASED SCAFFOLDS FOR TREATMENT OF VOLUMETRIC MUSCLE LOSS. (1st April 2022) - Serna, Carlos; Keate, Rebecca; Zhang, Sophia L.; Cotton, Kristen; De La Isla, Alberto; Bouricha, Yasmine; Franz, Colin; Jordan, Sumanas