A 4-week-old infant presents after the pediatrician noted a mild hip “click.” The patient is a first-born child and was in breech position. On examination, both hips are stable with negative Barlow and Ortolani tests. Dynamic hip ultrasonography, as shown in Video 1, demonstrates 48% femoral head coverage and an alpha angle of 56°, with no instability during stress maneuvers. What is the most appropriate management at this time?

The inferior and superior gluteal nerves are designated as such based on their relationship to what structure?