Could this be another source of gluten?

From the GF Watchdog: “Gluten-Free Labeling: Are Growth Media Containing Wheat, Barley, and Rye Falling Through the Cracks?” has been made available online free of charge through December 11, 2018. Please click on the following link to access the article directly https://authors.elsevier.com/a/1XxRz7t0kPejF7 
Tricia Thompson thanks co-authors Melinda Dennis, MS, RDN and Luke Emerson for their hard work on this article.
For those who might like a summary of the article GF Watchdog has kindly provided one: https://bit.ly/2EKtjo3

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