A PHP Error was encountered

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

Reply to discrepant results for smoking and cessation among electronic cigarette users. | LitMetric

Reply to discrepant results for smoking and cessation among electronic cigarette users.

Cancer

Behavioral Sciences Service, Department of Psychiatry and Behavioral Sciences, Memorial Sloan Kettering Cancer Center, New York, New York.

Published: July 2015

Download full-text PDF

Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4994188PMC
http://dx.doi.org/10.1002/cncr.29306DOI Listing

Publication Analysis

Top Keywords

reply discrepant
4
discrepant smoking
4
smoking cessation
4
cessation electronic
4
electronic cigarette
4
cigarette users
4
reply
1
smoking
1
cessation
1
electronic
1

Similar Publications

Want AI Summaries of new PubMed Abstracts delivered to your In-box?

Enter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!