Comparison of weight loss and metabolic syndrome parameters between sleeve gastrectomy and Roux-en-Y gastric bypass: A propensity score analysis María Asunción Acosta-Mérida; Raquel Bañolas-Suárez; Julia Díaz-Dávila; Pedro Saavedra-Santana; Joaquín Marchena-Gómez;

Persistent elevated serum parathyroid hormone levels with normocalcaemia after parathyroidectomy: Secondary hyperparathyroidism or pseudo- hyperparathyroidism? Olivia Benet-Muñoz; María Asunción Acosta-Mérida; José Antonio Casimiro-Pérez; María Mar Callejón-Cara; Laura Jiménez-Díaz; Joaquín Marchena-Gómez;