Ciapponi A, Bardach A, Colaci C, et al. Trastuzumab-emtansine versus other anti-HER2 regimens in early or unresectable or metastatic HER2 positive breast cancer: systematic review and network meta-analysis. Rev Peru Med Exp Salud Publica. 2024;41(1):7-18. doi:10.17843/rpmesp.2024.411.13351