https://www.amazon.com/Pacha-Kale-Jeff-S-Johnson/dp/161296754X/ref=sr_1_1?ie=UTF8&qid=1544022563&sr=8-1&keywords=pacha+and+kale+jeff+s+johnson
https://www.amazon.com/Brain-Jeff-S-Johnson/dp/1612964990/ref=sr_1_3?ie=UTF8&qid=1544022646&sr=8-3&keywords=the+brain+jeff+johnson

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