Patients symptom evaluated by investigator at entry, 4 weeks and 8 weeks [clinicaltrials_resource:7d3cedffd7458f1f8b94d18c800561c6]

Patients symptom evaluated by investigator at entry, 4 weeks and 8 weeks [clinicaltrials_resource:7d3cedffd7458f1f8b94d18c800561c6]