A PHP Error was encountered

Severity: Warning

Message: file_get_contents(https://...@pubfacts.com&api_key=b8daa3ad693db53b1410957c26c9a51b4908): Failed to open stream: HTTP request failed! HTTP/1.1 429 Too Many Requests

Filename: helpers/my_audit_helper.php

Line Number: 144

Backtrace:

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 144
Function: file_get_contents

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 212
Function: simplexml_load_file_from_url

File: /var/www/html/application/helpers/my_audit_helper.php
Line: 3106
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

Palaeontology: Benefits of trade in amber fossils. | LitMetric

Palaeontology: Benefits of trade in amber fossils.

Nature

Natural History Museum, London, UK.

Published: April 2016

Download full-text PDF

Source
http://dx.doi.org/10.1038/532441aDOI Listing

Publication Analysis

Top Keywords

palaeontology benefits
4
benefits trade
4
trade amber
4
amber fossils
4
palaeontology
1
trade
1
amber
1
fossils
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!