https://pubmed.ncbi.nlm.nih.gov/2843032/

https://pubmed.ncbi.nlm.nih.gov/9237945/

https://pubmed.ncbi.nlm.nih.gov/15051835/

https://pubmed.ncbi.nlm.nih.gov/12023280/

#plant_foods 
#vitamin_b6  
#nutrition 
#microbiome 
#bioavailability 
#nutritional_status