https://pubmed.ncbi.nlm.nih.gov/8498421/
https://pubmed.ncbi.nlm.nih.gov/4227162/
https://www.ncbi.nlm.nih.gov/pubmed/29293455
https://pubmed.ncbi.nlm.nih.gov/8120652/
https://pubmed.ncbi.nlm.nih.gov/25634035/
https://pubmed.ncbi.nlm.nih.gov/3886366/
https://pubmed.ncbi.nlm.nih.gov/16031605/
https://pubmed.ncbi.nlm.nih.gov/28712229/
https://pubmed.ncbi.nlm.nih.gov/24578216/
https://pubmed.ncbi.nlm.nih.gov/9751221/
https://pubmed.ncbi.nlm.nih.gov/3944652/
https://pubmed.ncbi.nlm.nih.gov/24254514/
https://pubmed.ncbi.nlm.nih.gov/14991378/
https://pubmed.ncbi.nlm.nih.gov/27212182/
https://pubmed.ncbi.nlm.nih.gov/32839553/
index