Furthermore, we reviewed reference lists of retrieved articles to search for more studies.
Moreover, we manually reviewed the reference lists of retrieved articles to search for more studies.
Furthermore, we reviewed reference lists of original and review articles to search for more studies.
Moreover, we reviewed the reference lists from retrieved articles to search for further relevant studies.
We also used the related articles feature in PubMed (National Library of Medicine, Washington, Maryland) for included articles to search for additional papers.
The reference lists of potentially relevant articles were examined for additional references and the "related" search key in PubMed was used from highly relevant articles to search for additional publications.
The following keywords were used in our searching: '(vitamin D, cholecalciferol, ergocalciferol, or 25-hydroxyvitamin D) combined with (breast cancer risk or incidence)', and '(25-hydroxyvitamin D) combined with (breast cancer mortality, death, or survival).' We also reviewed the references in the retrieved articles to search for additional relevant studies.
The best articles to search for are the articles that were nominated for being incomplete.
Therefore, the objective of this article is to search for a quick and sturdy mathematical correlation for the mathematical determination of (MMP) based on regression analysis within a shorter period of time.
The purpose of this article is to search for an additional modus operandi to improve the functioning of currently deployed vagal nerve stimulation (VNS) technique that is being used as an adjunctive therapy for intractable epilepsy, mainly complex partial seizures (partial onset with secondary generalization).
After a final list of included articles was compiled, Web of Science (accessed March 2nd, 2011) and a review of the citations for each article were conducted to search for further potentially relevant articles to include.
