the steady-state pharmacokinetics , renal function and quantitative beta 2-microglobulin ( beta 2-m ) excretion were prospectively evaluated in 22 very low birth weight ( vlbw ) infants ( 700-1,470 g birth weight and 25-33 weeks gestational age ) receiving 2.4 mg/kg gentamicin at randomly assigned 12- or 18-hour dosing intervals .
C0282666
very low
C0005612
birth weight