| Http://: https://www.ncbi.nlm.nih.gov/pubmed/12393809 |
| Http://: https://www.ncbi.nlm.nih.gov/pubmed/8882787 |
| Http://: https://www.ncbi.nlm.nih.gov/pubmed/12843316 |
| Http://: https://www.ncbi.nlm.nih.gov/pubmed/12393809 |
| Http://: https://www.ncbi.nlm.nih.gov/pubmed/8882787 |
| Http://: https://www.ncbi.nlm.nih.gov/pubmed/12843316 |