“…After the full review process, 12 studies were selected for inclusion. 2,7,12,24,27,28,32,33,35,36,38,43 After contact with primary authors of included studies, 1 further study was identified for inclusion, 6 resulting in a total of 13 studies. The absolute degree of rater agreement for the first and second stages of the study selection was 86% and 93%, respectively.…”