Severity: Warning
Message: file_get_contents(https://...@pubfacts.com&api_key=b8daa3ad693db53b1410957c26c9a51b4908&a=1): Failed to open stream: HTTP request failed! HTTP/1.1 429 Too Many Requests
Filename: helpers/my_audit_helper.php
Line Number: 176
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
Line: 250
Function: simplexml_load_file_from_url
File: /var/www/html/application/helpers/my_audit_helper.php
Line: 3122
Function: getPubMedXML
File: /var/www/html/application/controllers/Detail.php
Line: 575
Function: pubMedSearch_Global
File: /var/www/html/application/controllers/Detail.php
Line: 489
Function: pubMedGetRelatedKeyword
File: /var/www/html/index.php
Line: 316
Function: require_once
In this chapter we describe in detail the surgical and imaging techniques employed for the study of the anatomical routes of drainage of cerebrospinal fluid (CSF) and interstitial fluid (ISF) from the brain. The types of tracers, sites of injection, and volumes injected are crucial. For example, when testing the drainage of ISF from the parenchyma, volumes larger than 0.5 μL result in spillage of ISF into the ventricular CSF.
Download full-text PDF |
Source |
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http://dx.doi.org/10.1007/978-1-4939-6786-5_24 | DOI Listing |
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