Introduction. Annular pancreas is a rare congenital anomaly in which band of the pancreatic tissue, continuity with head, completely or incompletely surrounds descending part duodenum. An abnormal development can cause complete annular pancreas, partial and divisum. Complete diagnosed newborns, while diagnosis more frequently established adults. The most reliable diagnostic methods are computed...

HENRY A. JOHNSON, 0000 MARK E. JOHNSON, 0000 DINCHEN A. KLEIN, 0000 LAURA A. KNABB, 0000 KIRK A. KREISEL, 0000 ARRON W. LAYTON, 0000 TIFFANY A. LEHANE, 0000 GREGORY D. LEWIS, 0000 JEFFREY M. LISAK, 0000 RONALD B. LOTT, JR., 0000 JAMES MATHES, 0000 TODD D. MOORE, 0000 JEFFREY A. NESHEIM, 0000 RICK L. NICKERSON, 0000 GREGORY J. OSTIDIEK, 0000 NANNETTE M. PACO, 0000 CHRISTOPHER F. POULIOT, 0000 JA...

In the terms of operational calculus the probability characteristics of direct and reverse residual renewal time of alternating renewal process, where renewal time depends on life-time, are found. 1. Definitions, Motivations and Formulation of the Problem 1.1 According to [1] let’s consider a system which fails after random life-time X1 and is fully renewed after the lapse of random time Y1. Th...