Reconstruction of Skull Defects with Vascularized Omentum Transfer and Split Calvarial bone Graft: Two Case Reports - Sugawara, Yasushi; Harii, Kiyonori; Yamada, Atsushi; Hirabayashi, Shinichi; Sakurai, Atsushi; Sasaki, Tomio (Journal of Reconstructive Microsurgery, 1998)