[1] https://www.tandfonline.com/doi/abs/10.1080/15427951.2005.10...
[2] https://pubmed.ncbi.nlm.nih.gov/16706727/
[3] https://pubmed.ncbi.nlm.nih.gov/16163729/
[4] https://link.springer.com/chapter/10.1007/11599128_5
[5] https://pubmed.ncbi.nlm.nih.gov/20023717/
[1] https://www.tandfonline.com/doi/abs/10.1080/15427951.2005.10...
[2] https://pubmed.ncbi.nlm.nih.gov/16706727/
[3] https://pubmed.ncbi.nlm.nih.gov/16163729/
[4] https://link.springer.com/chapter/10.1007/11599128_5
[5] https://pubmed.ncbi.nlm.nih.gov/20023717/