Case files. High risk obstetrics / High-risk obstetrics. [edited by] Eugene C. Toy ... [et al.]. - New York : McGraw-Hill, 2011. - xvi, 511 p. : ill. ; 23 cm. ISBN: 9780071324434 (International ed.) RM33.46 9780071605434 Subjects--Topical Terms: Pregnancy complications.Pregnancy, High-Risk. Index Terms--Genre/Form: Problems and Exercises.Case Reports.