| Pediatric emergency medicine | 2 | 0.04 | 0 | 0.0 |
| Pediatric hematology/oncology | 2 | 0.04 | 0 | 0.0 |
| Vascular surgery | 2 | 0.04 | 0 | 0.0 |
| Pediatrics/medical genetics | 2 | 0.04 | 0 | 0.0 |
| Cardiovascular disease | 1 | 0.02 | 0 | 0.0 |
| Gastroenterology | 1 | 0.02 | 0 | 0.0 |
| Medical toxicology | 1 | 0.02 | 0 | 0.0 |
| Pediatrics/dermatology | 1 | 0.02 | 0 | 0.0 |
| Psychiatry/neurology | 1 | 0.02 | 0 | 0.0 |
| Sports medicine | 1 | 0.02 | 0 | 0.0 |
| Total | 5143 | 100 | 500 | 100 |