Skip to main content

Table 2 Journal partition

From: Systematic analysis of hip-preserving treatment for early osteonecrosis of the femoral head from the perspective of bibliometrics (2010–2023)

Zone

Publication/journal

Number of journals

Number of publications

First zone

 ≥ 9

8

82

Second zone

3–8

19

76

Third zone

1–2

67

76