Blueprints obstetrics & gynecologyTamara L. Callahan, Aaron B. Caughey, Linda Heffner, Aaron B Caughey · First published 2003 · Latest edition 2013Open the Tome
Blueprints in obstetrics and gynecologyTamara L. Callahan, Aaron B. Caughey, Linda J. Heffner · First published 1998 · Latest edition 2001Open the Tome
An analysis of hospital charges associated with multiple gestation pregnancies and the contribution of assisted reproductive technologies to their incidenceTamara L. Callahan, Harvard Medical School · First published 1995Open the Tome
