1. No Evidence of Mammary Tumor Virus env Gene-Like Sequences among Iranian Women with Breast Cancer
   Mahin Ahangar Oskouee et al, 2014, Intervirology CrossRef
2. Mouse Mammary Tumour Virus (MMTV) in Human Breast Cancer—The Value of Bradford Hill Criteria
   James S. Lawson et al, 2022, Viruses CrossRef
3. The Viral Origin of Human Breast Cancer: From the Mouse Mammary Tumor Virus (MMTV) to the Human Betaretrovirus (HBRV)
   Generoso Bevilacqua, 2022, Viruses CrossRef
4. Progression from Normal Breast Pathology to Breast Cancer Is Associated with Increasing Prevalence of Mouse Mammary Tumor Virus-Like Sequences in Men and Women
   Caroline E. Ford et al, 2004, Cancer Research CrossRef
5. Mouse Mammary Tumor Virus-Like Viral Infection and Human Breast Cancer
   James F. Holland et al, 2004, Clinical Cancer Research CrossRef
6. Human Papillomavirus in Breast Carcinogenesis: A Passenger, a Cofactor, or a Causal Agent?
   Rancés Blanco et al, 2021, Biology CrossRef
7. Mouse Mammary Tumor Virus Env–Derived Peptide Associates with Nucleolar Targets in Lymphoma, Mammary Carcinoma, and Human Breast Cancer
   Allan Bar-Sinai et al, 2005, Cancer Research CrossRef
8. Is MMTV associated with human breast cancer? Maybe, but probably not
   Raisa Perzova et al, 2017, Virology Journal CrossRef