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APA Citation
Petersen, J. M., Barrett, M., Ahrens, K. A., Murray, E. J., Bryant, A. S., Hogue, C. J., Mumford, S. L., Gadupudi, S., Fox, M. P., & Trinquart, L. (2022). the confounder matrix: A tool to assess confounding bias in systematic reviews of observational studies of etiology. Research synthesis methods, 13, 242–254. http://access.bl.uk/ark:/81055/vdc_100152627783.0x00000e