- Validity of The Health Improvement Network (THIN) for the study of psoriasisN M Seminara
Department of Dermatology, University of Pennsylvania, Philadelphia, 19104, USA
Br J Dermatol 164:602-9. 2011..Psoriasis is a common disease frequently studied in large databases. To date the validity of psoriasis information has not been established in The Health Improvement Network (THIN)...