Data sources and research strategy
The search strategies for this systematic review was be based on the descriptors (MeSH Terms) “Transradial artery. Distal transradial artery. Left distal transradial artery. Catheterization. Percutaneous coronary intervention” , with publications from 1989 to 2020, in order to analyze the most recent scientific publications. The research will be carried out in June 2020 and developed at SCOPUS (Elsevier and non-Elsevier database), PUBMED (MEDLINE biomedical literature, life science magazines, and online books) and SCIENCE DIRECT (Elsevier database), including the National Institutes of Health RePORTER Grant database and clinical trial records. In addition, a combination of the keywords with the Booleans “OR”, AND and the operator “NOT” was be used to target scientific articles of interest. The title and abstracts will be examined under all conditions. The research structure used in the databases is shown in Table 2.
Table 2. Example of the research structure in PubMed, the same search strategy was used in the other databases.