The phrase "article was undertaken" is not correct in standard written English.
It is unclear and may not convey the intended meaning effectively.
Example: "The research article was undertaken to explore the effects of climate change on biodiversity."
Alternatives: "article was conducted" or "article was performed".
This article was undertaken to investigate the association between tumor necrosis factor-α (TNF-α) G308A polymorphism and interferon-γ (INF-γ) A874T polymorphism and risk of preterm birth (PTB) by performing a meta-analysis of available studies.
The research reported in this article was undertaken at two different sites (i.e. two different light rail networks) in Australia.
The analysis presented in this article was undertaken to evaluate clinical or biochemical factors, which might predict the outcome after weekly low-dose or conventional-dose zoledronic acid in these breast cancer patients with bone metastases with poor prognostic factors; therefore, improve an individualization of the patient management.
The analyses described in this article were undertaken by Pfizer Inc., and all authors had access to the resultant data.
A narrative review of all extracted articles was undertaken; data reported from retrieved articles were either summarized or tabulated.
A second review of the articles was undertaken, and this step excluded articles that did not examine mortality at fixed intervals, for example, 30 or 90 days.
The work for three articles was undertaken in Canada, 11 in the United States, 11 in the United Kingdom, and one each in Australia, Norway, and the Netherlands.
Reference searching of any retrieved articles was undertaken, as was personal contact with authors known to have expertise on this subject to determine if they were aware of potentially relevant references.
Screening of full-text articles was undertaken independently by two individuals to reduce the high potential for bias due to broad inclusion criteria and a large number of observational studies.
A search for eligible journal articles was undertaken in August 2013, using PubMed, Medline via OVID, CINAHL Plus via EBSCO, and Cochrane databases to answer if parental characteristics (SES, family environment, family structure, number of siblings, household crowding, parents' age, and parents' oral health literacy) influence children's OHRQoL.
Ambitious articles were undertaken.
