An automated identification and analysis of ontological terms in gastrointestinal diseases and nutrition-related literature provides useful insights.

An interesting trend was seen for vitamin D .

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Butyrate showed an increasing trend in the literature, most prominently in UC, with a peak frequency noticed in 2001–2002 and becoming considerably less common onwards ( Fig. 7C ).

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The findings, in this case, showed a decreasing trend of the LCBD values over the years for each disease group, more noticeable for the case of CD, UC and, IBS ( Figs. 4A – 4D ).

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