ANTONIO LOPEZ BELTRAN2026-01-292026-01-29201910.1016/j.ejso.2018.09.0032-s2.0-85055134551https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/29703OncologySurgeryHistopathologic challenges: The second OPINION issueresearch article