“…Lastly, we found criteria that referred to the characteristics of the Contextual Information category [ 8 , 9 , 15 , 18 , 20 , 22 – 24 , 27 , 38 , 42 , 50 , 52 , 55 , 57 , 59 , 63 , 64 , 67 , 72 , 73 , 75 , 78 , 80 , 84 , 86 – 91 ]: For example, publications included specifications regarding PLS authorship [ 8 , 9 , 38 , 64 , 80 , 87 ], and whether the submission of a PLS is or should be mandatory [ 18 , 75 , 89 ]. Another main contextual subject focused on the writing and publication process: There were specifications of where or how the PLS is or should be published (e.g., open access publishing [see 9 , 80 ]) and some articles included detailed descriptions outlining the writing and publishing process of the PLS [ 52 , 73 , 78 , 84 , 90 ].…”