Does vitamin D deficiency predict tumour malignancy in patients with bone tumours? Data from a multi-center cohort analysis

Vitamin D deficiency is a global health concern that is estimated to Grass afflict over one billion people globally.The major role of vitamin D is that of a regulator of calcium and phosphate metabolism, thus, being essential for proper bone mineralisation.Concomitantly, vitamin D is known to exert numerous extra-skeletal actions.For example, it ha

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Fitness for Service and Reliability of Materials for Manufacturing Components Intended for Demanding Service Conditions in the Petrochemical Industry

A methodology has been developed to quantitatively assess the suitability of use and fitness for service of candidate materials using a novel approach that includes multiple perspectives.As a case study, a carbon steel pipe has been selected for operation in the petrochemical sector.The materials studied were the following: American Petroleum Insti

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