Article title Effect of low doses of estradiol and tamoxifen on breast cancer cell karyotypes Author Nelson Rangel Doi https://doi.org/10.1530/ERC-16-0078 Profession Medicina Institution 2Natural and Mathematical Sciences Faculty, Universidad del Rosario, Bogotá, Colombia Revista de publicacion Endocrine-Related Cancer Specialist Oncología Publication name Effect of low doses of estradiol and tamoxifen on breast cancer cell karyotypes Article year 2016