Isabel Urquiza Salgado

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UNLABELLED Human parvovirus B19 (PVB19) is the etiologic agent of erythema infectiosum (fifth disease), a common childhood exanthema. Immunocompromised patients risk developing chronic infections leading to pure red blood cell aplasia. Herein we have reported our experience with two pediatric renal transplant recipients who had severe pure red cell aplasia(More)
The clinical, surgical and histopathologic characteristics of patients with gastric cancer were compared among 3 consecutive periods from 1958 to 1990. A significant increase in the frequency of location at the upper third of the stomach, a greater proportion of resectable lesions, an increasing tendency towards extended total gastrectomy and a significant(More)
BACKGROUND In Spain, the Strategy for Assistance in Normal Childbirth (SANC) promoted a model of care, which respects the physiological birth process and discards unnecessary routine interventions, such as episiotomies. We evaluated the rate of episiotomy use and perineal trauma as indicators of how selective introduction of the SANC initiative has impacted(More)
In this paper we provide an overview of the state of tjhe art related to the study of the switched systems of differential equations. Such a panoramic study follows a bidirectional path. The first deals with the study of the considered systems of differential equations with regards the pooling of the same in two clusters, namely linear switched systems(More)
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