Corrigendum: Core-shell 3D printed biodegradable calcium phosphate cement – Alginate scaffolds for possible bone regeneration applications - Schweiker, Clara; Zankovic, Sergej; Baghnavi, Anna; Velten, Dirk; Schmal, Hagen; Thomann, Ralf; Seidenstuecker, Michael (Frontiers in Drug Delivery, 2024)