Placebo/rhASB [clinicaltrials_resource:NCT00104234/group/P2]

Patients received placebo in the double-blind study (ASB-03-05, NCT00067470)then received rhASB in the extension study (ASB-03-06).

Placebo/rhASB [clinicaltrials_resource:NCT00104234/group/P2]

Patients received placebo in the double-blind study (ASB-03-05, NCT00067470)then received rhASB in the extension study (ASB-03-06).