Complex sentence: In 1985, he and Melvin Konner published a paper, "Paleolithic Nutrition", in The New England Journal of Medicine, considered a foundational document for the "Paleo Diet".
Split into simpler sentences: In 1985, he and Melvin Konner published a paper, "Paleolithic Nutrition", in The New England Journal of Medicine. This article is considered a foundational document for the "Paleo Diet".