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Backtrace:

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 176
Function: file_get_contents

File: /var/www/html/application/helpers/my_audit_helper.php
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Function: simplexml_load_file_from_url

File: /var/www/html/application/helpers/my_audit_helper.php
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Function: getPubMedXML

File: /var/www/html/application/controllers/Detail.php
Line: 575
Function: pubMedSearch_Global

File: /var/www/html/application/controllers/Detail.php
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Function: pubMedGetRelatedKeyword

File: /var/www/html/index.php
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Function: require_once

Response letter to 'does high LDL-cholesterol cause cardiovascular disease?'. | LitMetric

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Source
http://dx.doi.org/10.1080/17512433.2019.1561102DOI Listing

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