Multidetector-row computed tomography (MDCT) analysis of the supra-fascial perforator directionality (SPD) of the occipital artery perforator (OAP) - Ono, S; Ogawa, R; Hayashi, H; Takami, Y; Kumita, S; Hyakusoku, H (J Plast Reconstr Aesthet Surg, 2010)