| Http://: http://www.ncbi.nlm.nih.gov/books/NBK1477/ |
| Http://: http://en.wikipedia.org/wiki/Hypochondroplasia |
| Http://: http://ghr.nlm.nih.gov/condition/hypochondroplasia |
| Http://: http://www.ncbi.nlm.nih.gov/books/NBK1477/ |
| Http://: http://en.wikipedia.org/wiki/Hypochondroplasia |
| Http://: http://ghr.nlm.nih.gov/condition/hypochondroplasia |