TY - JOUR T1 - On Expectations JF - Ochsner Journal JO - Ochsner J SP - 86 LP - 88 VL - 6 IS - 2 AU - Marc A. Pfeffer Y1 - 2006/12/21 UR - http://www.ochsnerjournal.org/content/6/2/86.abstract N2 - ER -