Obstetrics & gynecology.
Callahan, Tamara L.
Obstetrics & gynecology. - 3rd ed. / Tamara L. Callahan, Aaron B. Caughey, Linda J. Heffner. - Malden, Mass. ; Oxford : Blackwell, c2004. - xvi, 339 p. : ill. (some col.) ; 26 cm. - Blueprints. .