| Verfasser | Häufigkeit |
|---|---|
| Cummins, Mark 1968- | 2 |
| Lynn, Theo | 2 |
| Mooney, John G. | 2 |
| Rosati, Pierangelo | 2 |
| Baer, Andrea 1987- | 1 |
| Cahoy, Ellysa Stern | 1 |
| Mooney, Carmel T. | 1 |
| Mooney, Thomas Brian | 1 |
| Nowacki, Mark | 1 |
| Peterson, Mark E. DVM | 1 |
| Schroeder, Robert 1953- | 1 |
| Shiel, Robert E. | 1 |