Long-term safety and efficacy of glycerol phenylbutyrate for the management of urea cycle disorder patients.

Diaz GA, Schulze A, Longo N, Rhead W, Feigenbaum A, Wong D, Merritt JL, Berquist W, Gallagher RC, Bartholomew D, McCandless SE, Smith WE, Harding CO, Zori R, Lichter-Konecki U, Vockley J, Canavan C, Vescio T, Holt RJ, Berry SA