Media type: E-Article Title: Theory and performance of substitution models for estimating relative causal effects in nutritional epidemiology Contributor: Tomova, Georgia D; Gilthorpe, Mark S; Tennant, Peter WG imprint: Elsevier BV, 2022 Published in: The American Journal of Clinical Nutrition Language: English DOI: 10.1093/ajcn/nqac188 ISSN: 0002-9165 Origination: Footnote: Access State: Open Access