A Study To Evaluate The Effects And Safety Of Treatment, Treatment Withdrawal, Followed By Re-Treatment With CP-690,550 In Subjects With Moderate To Severe Chronic Plaque Psoriasis
Conditions
Interventions
- DRUG: CP-690,550
- DRUG: CP-690,550
- DRUG: CP-690,550
- DRUG: CP-690,550
Sponsor
Pfizer