Prevalence of osteoporosis in Colombia: Data from the National Health Registry from 2012 to 2018 Daniel G. Fernández-Ávila; Santiago Bernal-Macías; María J. Parra; Diana N. Rincón; Juan M. Gutiérrez; Diego Rosselli;

Osteoporosis in psoriatic arthritis: Risk factors, insufficiency fractures and its association with the disease activity María Paz Martínez-Vidal; Vega Jovani; José Raúl Noguera-Pons; Antonio Álvarez-Cienfuegos;

Could Frida Kahlo have had antiphospholipid syndrome? Jorge Morales Torres; Francisco Javier Aceves; Mary Carmen Amigo Castañeda; Claudia Berenice Hernández Cuevas;