https://www.sciencedirect.com/science/article/pii/S0024320515300527?via=ihub#f0010
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3733029/
https://www.sciencedirect.com/science/article/pii/S0024320515300527?via=ihub#f0010
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3733029/