Unified Analytical Solutions of Circular Tunnel Excavated in an Elastic-Brittle-Plastic Rock Mass considering Blast-Induced Damage and Dead Weight Loading

Stress and deformation around circular tunnel are crucial for optimizing the support system and evaluating the tunnel stability.The damage zone induced by blasting or mechanical excavation can dramatically influence the support design and methods because the self-weight of broken rock mass at the roof of the tunnel can exert a high pressure on the

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Primary Juvenile Sjögren’s Syndrome in a 3-Year-Old Pediatric Female Patient: Diagnostic Role of Salivary Gland Ultrasonography: Case Report

Abdullah Jameel Aburiziza Pediatric Department, Faculty of Medicine, Umm Al Qura University, Makkah, Saudi ArabiaCorrespondence: Abdullah Jameel AburizizaPediatric Department, Faculty of Medicine, Umm Al Qura University, Makkah, Saudi ArabiaTel +966 530530940Email [email protected]: Sjögren’s syndrome (SS) is a chronic Toddler

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