1. University of Brescia; Brescia Italy
2. Istituto Auxologico Italiano, University of Milan; Milan Italy
3. University of Padua; Padua Italy
4. Institut Clínic de Medicina i Dermatologia, Hospital Clínic; Barcelona, Catalonia Spain
5. Universidade do Estado do Rio de Janeiro; Rio de Janeiro Brazil
6. Barbara Volcker Center for Women and Rheumatic Diseases, Hospital for Special Surgery, and Weill Medical College of Cornell University; New York New York