Affiliation: | (1) Servicio de Medicina Interna, Hospital Dr. Domingo Luciani, Caracas, Venezuela;(2) Servicio de Medicina Interna, Hospital Universitario de Caracas, Caracas, Venezuela;(3) Servicio de Reumatología, Hospital Universitario de Caracas, Caracas, Venezuela;(4) Present address: Nova Southeastern University, HPD, College of Pharmacy, 3200 South University Drive, Fort Lauderdale, FL 33328, USA |