Serum chemerin in a cohort of Colombian patients with primary osteoarthritis Luis Javier Cajas Santana; Federico Rondón Herrera; Angela P. Rojas; Diego Javier Martínez Lozano; Nathalia Prieto; Martha Bohorquez Castañeda;

PROCOAC (PROspective COhort of A Coruña) description: Spanish prospective cohort to study osteoarthritis Natividad Oreiro-Villar; Ana C. Raga; Ignacio Rego-Pérez; Sonia Pértega; Maite Silva-Diaz; Mercedes Freire; Carlos Fernández-López; Francisco J. Blanco;

Epidemiology of systemic lupus erythematosus in Latin America Ivet Etchegaray-Morales; Claudia Mendoza-Pinto; Francisco Javier Arellano-Avendaño; Sandra Ibañez-Ovando; Pamela Munguía-Realpozo; Jacsiry Guadalupe Orbe-Sosa; Edith Ramírez-Lara; Mario García-Carrasco;