His articles were considered to be most detrimental, as he frequently applauded the Bolshevik government and one was forced to the conclusion that he had probably become imbued with their sentiments himself".
A total of 420 articles were identified, and 36 articles were considered relevant.
During secondary review, if objective assessment methods were not present, articles were considered descriptive and excluded.
Globally, 65 articles were considered for the statistical analysis [6 70].
All types of articles were considered, those ones dealing with symptomatic cases and non-English written ones were excluded.
Articles were considered if they described systematic reviews, meta-analysis, randomized-controlled trials, observational studies, and case reports.
Finally, 58 articles were considered relevant for the scopes of the literature review and thus included in the present work.
Articles were considered as relevant if the article was cited at least eight times according to the Web of Science.
Only original articles were considered for inclusion (i.e. no reviews, brief communications or letters to the editor).
Fifteen articles were considered eligible for inclusion and 23 predictors were evaluated in more than one study in men and/or women.
Articles were considered as "published on another journal" if they met the following criteria: similar title, same first author, similar abstract, and publication year ≥ 2013.
