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/
https://pubmed.ncbi.nlm.nih.gov/29244234/
https://pubmed.ncbi.nlm.nih.gov/28628235/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5379928/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4560062/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4240433/