1. Amadori D, Serra P, Bucchi L, Altini M, Majinge C, Kahima J, Botteghi M, John C, Stefan DC, Masalu N. Reportage: The Mwanza Cancer Project. 2016. www.thelancet.com/oncology Vol 17 February 2016.
2. Amir H, Parkin DM. A comparative study of carcinoma of the breast in an African population. East Afr Med J. 1994;1994(71):215–8.
3. Cantor AB. Sample-size calculation for Cohen’s kappa. Psychol Methods. 1996;1:150–3.
4. Cohen J. A coefficient of agreement for nominal scales. Educ Psychol Meas. 1960;20:37–46.
5. Collina G, Caprara G, Di Tommaso L, Comitato del Controllo Qualità. Quality assurance in a service of anatomic, surgical and cytopathology. Pathologica. 2003;95:171–8.