Age- and Sex-Specific Reference Intervals for Myocardial Enzyme Activity in Healthy Chinese Han Population Aged 1∼<18 years

Figure 2

Age- and sex-specific scatter plots of (a) AST, (b) LDH, (c) CK, and (d) CKMB (1∼<18 years).

(a)

(b)

(c)

(d)