world only promises more than it offers; Nature offers more and greater things than it promises" (p. 115) is baffling-but not if "yields" is substituted for "offers" (the Latin is "praestat"); then we learn that the world-that world which in Wordsworth's words "is too much with us; getting and spending, we lay waste our powers"-comes up with less than it promises; but anatomy comes up with much...

Statement of the Problem The surgical procedure of dental implantation in anterior maxillary area may be limited by the shape and size of nasopalatine canal (NPC). CBCT imaging provides three-dimensional information for surgical planning. Purpose This study is designed to evaluate the anatomy of NPC in a selected Iranian population. Materials and Method In this cross sectional study, CBCT i...