In the December 2017 issue of Progress in Preventive Medicine in the article by Lemonnier et al, “Traditional Knowledge-based Medicine: A Review of History, Principles, and Relevance in the Present Context of P4 Systems Medicine”, the author Bertrand Boutron was mistakenly omitted. The author and affiliations lists should have appeared as follows:

Lemonnier N,^a Zhou G-B,^b Prasher B,^c Mukerji M,^c,d Chen Z,^e,f Brahmachari SK,^d Noble D,^g Boutron B,^h Sagner M,ⁱ and Auffray, C^a

^aEuropean Institute for Systems Biology and Medicine, CNRS-ENS-UCBL, Université de Lyon, Lyon, France; ^bState Key Laboratory of Membrane Biology, Institute of Zoology, Chinese Academy of Sciences, Beijing, China; ^cCSIR Ayurgenomics Unit - TRISUTRA, CSIR - Institute of Genomics & Integrative Biology, New Delhi, India; ^dCSIR - Institute of Genomics & Integrative Biology, New Delhi, India; ^eShanghai Center for Systems Biomedicine, Shanghai Jiao Tong University School of Medicine, Shanghai, China; ^fShanghai Institute of Haematology, Rui Jin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China; ^gDepartment of Physiology, Anatomy & Genetics, University of Oxford, Parks Road, Oxford, UK; ^hLe Geste Réactif, Paris, France; and ⁱCollege of Applied Health Sciences, University of Illinois at Chicago, Chicago, Ill.

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