Inclusion Criteria:  Physicians enrolled in the medical residency program in orthopedics and traumatology at IOT-HC-FMUSP.  Exclusion Criteria:  Abandonment of the medical residency program in orthopedics and traumatology at IOT-HC-FMUSP. Withdrawal from the medical residency program in orthopedics and traumatology at the IOT-HC-FMUSP for a period of more than 120 days. Expulsion from the medical residency program in orthopedics and traumatology at IOT-HC-FMUSP. Transfer of the medical residency program in orthopedics and traumatology from IOT-HC-FMUSP to another institution.