Retraction of: The Potential of Stem Cells in Adult Tissues Representative of the Three Germ Layers , by Obokata H, Kojima K, Westerman K, Yamato M, Okano T, Tsuneda S, Vacanti CA, Tissue Eng 2011;17(5/6):607–615. DOI: 10.1089/ten.tea.2010.0385 - Retraction Notice | RetractBase