https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4478035/
https://pubmed.ncbi.nlm.nih.gov/26280228/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2677127/
https://pubmed.ncbi.nlm.nih.gov/30707437/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4104022/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5409845/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3059252/
https://pubmed.ncbi.nlm.nih.gov/22473710/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4970662/