A quasi-experimental study of therapeutic intervention type was carried out with the aim of comparing the use of neoadjuvant polychemotherapy at standard dose versus dense dose with a sample of 44 patients attended at the Oncological Provincial Teaching Hospital of Camag?ey from January 1, 2014 to December 31, 2016. The aforementioned sample was divided into two groups: 1 group of 21 women to whom the dense dose was applied and another group of 23...