Recommendations of the Spanish Rheumatology Society for primary antiphospholipid syndrome. Part II: Obstetric antiphospholipid syndrome and special situations Rafael Cáliz Cáliz; Petra Díaz del Campo Fontecha; María Galindo Izquierdo; Francisco Javier López Longo; María Ángeles Martínez Zamora; Amparo Santamaria Ortiz; Olga Amengual Pliego; María José Cuadrado Lozano; María Paloma Delgado Beltrán; Loreto Carmona Ortells; Evelin Cecilia Cervantes Pérez; Gisela Díaz-Cordovés Rego; Sandra Garrote Corral; Clara Fuego Varela; María Martín López; Betina Nishishinya; Marta Novella Navarro; Claudia Pereda Testa; Hiurma Sánchez Pérez; Lucia Silva-Fernández; Víctor Manuel Martínez Taboada;

Epidemiology of thromboembolic events in children and adolescents with antiphospholipid syndrome: A systematic review with meta-analysis Mickael Essouma; Jan Rene Nkeck; Jean Jacques Noubiap;

Salivary gland ultrasound in clinical practice: What is its real usefulness? Karen Carpio Astudillo; Fernando Montero Reyes; Iustina Janta; Juan Molina Collada; Ana M. Anzola; Liz R. Caballero Motta; Belén Serrano-Benavente; Julia Martínez-Barrio; Alfonso Ariza Lapuente; Javier Rivera Redondo; Carlos González-Fernández; Indalecio Monteagudo; José María Álvaro-Gracia; Juan Carlos Nieto-González;