Bone mineral density status and frequency of osteoporosis and clinical fractures in 155 patients with psoriatic arthritis followed in a university hospital Noemi Busquets, Carmen Gómez Vaquero, Jesús Rodríguez Moreno, Daniel Roig Vilaseca, Javier Narváez, Loreto Carmona, Joan M. Nolla

Usefulness of ultrasound in the assessment of the efficacy of apremilast in psoriatic arthritis: Articular, enthesitic and nail index Juan José de Agustin, Gustavo Adolfo Añez, Delia Reina, Sergi Heredia, Julio Ramirez, Andrea Mireya Cuervo, Jesus Rodriguez, Carmen Moragues, Patricia Moya, Ana Maria Laiz Alonso, Mireia Moreno, Marta Arevalo, Manel Pujol, Georgina Salvador, Noemi Busquets, Andres Ponce, Maria Pascual Pastor

DKK-1 in psoriatic arthritis: Correlation with disease activity and enthesopathy Marian Aziz Wahba Abdo Wahba, Nagat Mohamed El-Gazzar, Radwa Mahmoud Elsharaby, Samar Abdalhamed Tabra