TY - BOOK AU - Creasy, R K (ed) AU - Resnik, R (ed) AU - Iams, J D (ed) AU - Lockwood, C J (ed) AU - Moore, T R (ed) TI - Creasy & Resnik's maternal-fetal medicine : principles and practice SN - 9781416042242 PY - 2009/// CY - Philadelphia, PA PB - Saunders / Elsevier KW - Obstetrics ER -