Neuroendocrine neoplasms of gastrointestinal tract and secondary primary synchronous tumors: A systematic review of case reports. Casualty or causality?

por Parra-Medina, Rafael, Moreno-Lucero, Paula, Jimenez-Moreno, Julian, Parra-Morales, Alejandra María, Romero-Rojas, Alfredo
Publicado 2019