Contribution of Human papillomavirus in neuroendocrine tumors from a series of 10,575 invasive cervical cancer cases oleh Maria Alejo, Laia Alemany, Omar Clavero, Beatriz Quiros, Susana Vighi, Muhieddine Seoud, Chou Cheng-Yang, Suzanne M. Garland, Nuria Juanpere, Josep Lloreta, Sara Tous, Jo Ellen Klaustermeier, Wim Quint, F. Xavier Bosch, Silvia de Sanjosé, Belen Lloveras