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The effectiveness of the matching was evaluated using the Standardized Mean Difference (SMD), with an SMD value of less than 0.1 indicating a negligible difference between the groups, thus affirming the efficacy of the matching process
Redox Biol (2021) 42:101880
YesVitamin B12 is mainly found in animal-derived foods like meat, fish, and dairy
I'll occasionally take it every once in a while, but in general, I just stopped taking it because whatever the positive effects might've been, if I had taken it more consistently, the effects in depleting rapid eye movement sleep were just something I didn't want and don't want
JCI Insight 5, e140532
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