Sentence examples for articles were obtained for from inspiring English sources

Full text articles were obtained for potentially relevant studies and any studies with unclear methodology.

Full-text articles were obtained for review if necessary to allow further assessment of inclusion and exclusion criteria.

Full-text articles were obtained for those found to be eligible to be included in the review and those that were inconclusive on the abstract screening.

Full text articles were obtained for the remaining 579 citations.

Full text articles were obtained for those selected and screened for inclusion (SM and HA).

A total of 16 articles were obtained for full text review.

Based on the initial screening, selected full-text articles are obtained for the second-stage screening.

All titles and abstracts (if available) from each of the searches were examined, with relevant articles being obtained for review.

Full-text articles were obtained from PMC only for open-access papers.

To these 47 articles in which the duration of exposure was under or equal to 6 hours, five more articles were obtained from reference snowballing, for a total of 52 articles reviewed.

*Data for unpublished articles were obtained from FDA regulatory documents.