Adenocarcinoma in females detected in serous effusions: cytomorphologic aspects and immunocytochemical reactivity to cytokeratins 7 and 20 - Longatto Filho, Adhemar; Bisi, Hélio; Alves, Venâncio Avancini Ferreira; Kanamura, Cristina Takami; Oyafuso, Marina Suheko; Bortolan, Jeni; Lombardo, Valéria (ACTA Cytologica - The Journal of Clinical Cytology and Cytopathology, 1997)