Pancreatic PEComa, a not so uncommon neoplasm? Systematic review and therapeutic update Manuel Nogueira Sixto; Roberto Carracedo Iglesias; Sergio Estévez Fernández; Carlos Rodríguez Pereira; Raquel Sánchez Santos;

Adenosquamous cancer of the pancreas: A multicenter retrospective study José Manuel Ramia-Angel; Isabel Jaén-Torrejimeno; Alejandro Serrablo-Requejo; Gonzalo P. Rodríguez-Laiz; Diego López-Guerra; Teresa Abadía-Forcén; Cristina Alenda; Mario Serradilla-Martín; Gerardo Blanco-Fernández;

Assessment of the quality, diagnosis, and therapeutic recommendations of clinical practice guidelines on patients with Helicobacter pylori infection: A systematic review Muyang Li; Xueni Ma; Huimei Xu; Mengyu Han; Lingzhu Gou; Hongwei Du; Lina Wei; Dekui Zhang;