Impact of sarcopenic obesity on surgical complications and oncologic outcomes of upper gastrointestinal tumors: a systematic review and meta-analysis Luz Divina Juez; Ana del Carmen Ortega; Pablo Priego; Juan Carlos García Pérez; José María Fernández-Cebrián; Jose I. Botella-Carretero;

Tratamiento actual de la obesidad: una historia sobre creencias, apegos y confrontación José María Balibrea; María Recarte-Rico; María Dolores Frutos;

Haemorrhoidal artery distribution in patients with grade III and IV haemorrhoids treated with artery ligation and rectoanal repair. Assessment of Doppler guidance Anicet Puigdollers; Mercedes de Balle; Montserrat Rovira-Argelagues;