Ackerman, W E, Carter, A M, De Mestre, A M, Golos, T G, Jeschke, U, Kusakabe, K, Laurent, L C, Parast, M M, Roberts, R M, Robinson, J M, Rutherford, J, Soma, H, Takizawa, T, Ui-Tei, K, Lash, G E, "IFPA Meeting 2012 Workshop Report I: Comparative placentation and animal models, advanced techniques in placental histopathology, human pluripotent stem cells as a model for trophoblast differentiation", Placenta,