Nagy JA, et al. (2003) VEGF-A(164/165) and PlGF: roles in angiogenesis and arteriogenesis. Trends Cardiovasc Med. 13(5): 169-75. Chaballe L, et al. (2011) Placental growth factor: a tissue modelling factor with therapeutic potentials in neurology? Acta Neurol Belg. 111(1): 10-7. Odorisio T, et al. (2006) The placenta growth factor in skin angiogenesis. J Dermatol Sci. 41(1): 11-9.