title: Comparative calibration without a gold standard Y. Lu, K. Ye, A. Mathur, S. Hul, T. Fuerst and H. Genant, statistics in medicine 1997; 16:1889-1905
authors.affiliation: Universidade de Sao Paulo, Brasil.
authors.initials: H
authors.lastname: Bolfarine
authors.initials: F
authors.lastname: Vilca-Labra