"We've searched as hard as we can," he said.
"There were other black men who came over to observe, and they got searched as well.
The parameters for the Hinagu fault were searched as below.
The following specific websites will also be searched, as below.
The ISI Web of Science and Scopus databases were searched as well, using text-words.
Reference lists of each article, relevant meta-analyses and reviews were searched as well.
Relevant websites, such as www.chwcentral.org, were hand searched, as were the reference lists of included resources.
Medline, Embase, and Cochrane databases were searched, as well as the web-based resources, 'clinicaltrials.gov' and Google Scholar.
Additionally, reference lists of all obtained papers were searched, and our own personal files were manually searched as well.
Furthermore, other grey literature as well as unpublished work, ongoing studies and negative results were searched as well.
The scientific databases PubMed MEDLINE, EMBASE and ISI Web of Science will be searched, as well as Grey literature.
