title: Stability of estrogen receptor status in breast carcinoma: a comparison between primary and metastatic tumors with regard to disease course and intervening systemic therapy.
authors.affiliation: Department of Pathology, The University of Texas M. D. Anderson Cancer Center, Houston, Texas, USA. yungong@mdanderson.org
authors.forename: Yun
authors.initials: Y
authors.lastname: Gong
authors.forename: Eric Yulong
authors.initials: EY
authors.lastname: Han
authors.forename: Ming
authors.initials: M
authors.lastname: Guo
authors.forename: Lajos
authors.initials: L
authors.lastname: Pusztai
authors.forename: Nour
authors.initials: N
authors.lastname: Sneige