patients and methods previously recorded data of 231 patients who underwent surgical closure of vsd between january 2009 and january 2012 at the rajaie cardiovascular medical and research center were retrospectively reviewed. vsd surgical repair was performed using continues suturing technique in group a patients (n = 163, 70.6%) and interrupted suturing technique in group b patients (n = 68, 2...

Most of the inventory control models assume that quality defect never happens, which means production process is perfect. However, in real manufacturing processes, the production process starts its operation in the in-control state; but after a period of time, shifts to the out-of-control state because of occurrence of some disturbances. In this paper, in order to approach the model to real man...

The Spatio-Temporal Structure of Spiral-Defect Chaos Stephen W. Morris Department of Physics and Erindale College, University of Toronto 60 St. George St., Toronto, Ontario, Canada M5S 1A7 Eberhard Bodenschatz Laboratory of Atomic and Solid State Physics, Cornell University Ithaca, New York, 14853. David S. Cannell and Guenter Ahlers Department of Physics and Center for Nonlinear Science Univer...

Anemia is a common hematological disorder and global public health problem which affects both developing and developed countries with major consequences for human health and their social and economic development. This study aimed to evaluate the morphological types of anemia ant itchr('39')s causes among children attending Elnihoud Teaching Hospital, Elnihoud locality, West Kordufan State, Suda...

background: congenital heart disease (chd) is the most common congenital anomaly in newborns. this study was performed to determine the live birth incidence of chd by ethnicity and sex in gorgan, northern iran. methods: in this longitudinal, hospital-based study, 18162 live births in dezyani hospital in gorgan, north of iran, were screened for chd, from 2007 through 2009. clinical examination, ...

background: closure of patent ductus arteriosus (pda), ventricular septal defect (vsd) and atrial septal defect (asd) can be done surgically or by device. this study was designed to compare the total cost of surgical or device closures of pda, asd or vsd for iranian patients. methods: this is a cross-sectional study, conducted from january 1, 2005 until january 1, 2006 in two large heart center...