Exact(3)
A systematic literature review was conducted of several databases, supplemented with web searching, hand searching of journals, and bibliographic searching of identified articles.
Some authors have suggested that when the timeframe is limited, combination of electronic searching, hand searching of relevant reference lists, and consultation with experts on potentially missed articles may provide the most comprehensive results [ 24].
We performed an extensive systematic review to find published cohorts of use of epidural catheters during vascular, cardiac, and thoracic surgery, using electronic searching, hand searching, and reference lists of retrieved articles.
Similar(57)
Boolean searching ('AND'OROR') was used to narrow or broaden the search in PubMed.
The search was designed to be comprehensive and used electronic searches, hand searching and personal contacts for the identification of literature.
After electronic database search, hand search resulted in an additional 17 RCTs (25%).
Publications from potentially relevant journals were also searched by hand.
Additionally, references of key papers are searched by hand.
References of the articles acquired were also searched by hand.
After criteria were established, database searches and hand searches of selected peer-reviewed journals were conducted.
We made an attempt to balance this fundamental limitation by conducting comprehensive database searches, extensive hand searches and expert consultations.
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