Supplementary material for the article, "Measles Outbreak Investigation Process in Low- and Middle-Income Countries: A Systematic Review of the Methods and Costs of Contact Tracing"

Online Resource 1: PRISMA ChecklistThis word document is a completed PRISMA checklist that outlines how the implementation of this systematic review conforms with the stipulated guidelines.<br>Online Resource 2: Article Selection SummaryThis excel workbook provides a summary of the article selection process showing how the inclusion and exclusion criteria were applied when reviewing the title, abstract and full-text of articles obtained from each database search. Also, the number of duplicates and articles resulting from hand searches have been included<br>Online Resource 3: Study Selection Process for each DatabaseSearch results exported from each of the six databases are presented from Table 1 to Table 6 (each table on a separate excel sheet of the workbook). The date on which these searches were done together with reviewers’ decisions have been incorporated.<br>Online Resource 4: Quality Assessment of Included Studies Grouped by Type of Design.Details of how each quality assessment tool was applied to each study have been provided in Tables 1 to 4 (on four separate excel sheets of a workbook), each table containing studies of the same design.<br>Online Resource 5: Risk of Bias AssessmentThis excel workbook contains the assessment of bias (selection, information and confounding) across the studies included for this review.