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spec: In the HC / CFIA relationship , Health Canada establishes policies and standards , risk benefit assessment , surveillance , investigation of outbreaks . Perishables have been excluded as their prices tend to be volatile due to factors such as the weather , and thus their inclusion makes it difficult to judge trends . But a range of measures - including household income , support from members of the extended family and unmet care needs - revealed many more problems than a previous national survey of family carers who were mostly white . Mild warmth over the involved tissues is not uncommon and is the result of inflammation of the involved tissues.Limited range of motion of the involved area is the result of muscle spasm and is not necessarily reflective of the severity of the injury.Causes : The causes of cervical strain injuries can be divided into general categories based on injury speed.Rapid injury can occur due to traumatic mechanisms such as the following : Motor vehicle accidentsFallsAssaultOther traumaLow-velocity injuries can be more elusive in their precise mechanism and can vary from acute to chronic in their presentation.Strained cervical postures ( eg , painting overhead , sitting in the front row at the movies ) are common.Chronic strains ( eg , using the neck to hold the telephone , other malposition syndromes ) and repetitive motion injuries are often easier for the patient to pinpoint . " ( ii ) any differential treatment of subcontracts relating to commercial products entered into by the contractor in furtherance of its non-Government business , especially those subcontracts entered into prior to the award of a contract by the Government ; and " ( iii ) extending the protections regarding payment to all tiers of subcontractors or restricting them to first-tier subcontractors and direct suppliers . The UMLS has seen a steady growth not just in the number of concepts but also in the number of sources contributing to these concepts . During the investigation , an attempt was made to operate the emergency steering system and it was found that it did not function . Emilio Chuayffet , and leaders from the Mexican election-monitoring organizations . In this article , the effect of heat extraction on phase formation is studied by chill casting the undercooled alloys before nucleation .