Fig. 2
TSH serum levels over time. Data are expressed as median values and quartiles; the cross inside each box indicates the mean. The cut-off line (6 mU/L) is evidenced
Fig. 2 | Italian Journal of Pediatrics
TSH serum levels over time. Data are expressed as median values and quartiles; the cross inside each box indicates the mean. The cut-off line (6 mU/L) is evidenced