1(2015) World Health Organization. Cancer Prevention and Control. Provisional Agenda Item 13. 12, 58th World Health Assembly, Geneva, Switzerland, May 16-25.

2Leis HP (2014) Epidemiology of Breast cancer. New York Times Medical publishes 3-10.

3(2016) MedlinePlus "Breast cancer". Medical Encyclopedia in Spanish.

4(2010) National Cancer Institute «General Information on Breast cancer (breast).

5(2017) Ministry of Public Health: national Registry of Cancer. Department of Statistics. MINSAP. Havana.

6Dra. Julia Martin Ramos, Dr. Francisco Sandoval Guerrero, dra. Norma Rios Rodríguez, dra. Ilma. I. Isaza E (2003) Biopsy of non-palpable mammary lesions by means of a harpoon mark guided by Stereotaxy. Annals of Radiology México 1: 23- 27.

7Vega Bolívar. Interventional diagnosis in Breast pathology. Published by Elsevier España, S.L.

8JM. Pérez Aznar, O. Bueno Zamora, E. Garcia Laboral. Chiva, N. López García (1995) Pre- surgical marking of clinically occult mammary lesions: review and Results REV. SENOLOGIA and Paton. MAM.8: 1 15-19.

9(2006) American College of Radiology. BI-RADS®. Breast image data reporting and recording system. Reston VA: ACR; 2003. (Ed. esp.) Madrid: SERAM.

10Vega Bolivar A, Alonso Bartolomé P, Ortega García E, Garijo F (2005) Ultrasound- guided core needle biopsy of nonpalpable breast lesions: A Prospective analysis in 204 cases. Acta Radiol. 46: 690-695.