| First Author | Johnson DR | Year | 1970 |
| Journal | Teratology | Volume | 3 |
| Issue | 2 | Pages | 105-10 |
| PubMed ID | 5446877 | Mgi Jnum | J:5159 |
| Mgi Id | MGI:53637 | Doi | 10.1002/tera.1420030202 |
| Citation | Johnson DR (1970) Trypan blue and the extra-toes locus in the mouse. Teratology 3(2):105-10 |